{
    "info": {
        "nct_id": "NCT02557048",
        "official_title": "Malignant Head and Neck Tumors in Children: A Retrospective Study",
        "inclusion_criteria": "* Patients whose age less than 19 years.\n* Patients diagnosed with a primary malignant tumor of the head & neck.\nHealthy volunteers allowed\nMust have maximum age of 18 Years",
        "exclusion_criteria": "* Patients whose age more than 18 years.\n* Patients diagnosed with a malignant disease primarily arising from the bone marrow.\n* Patients diagnosed with tumors of the central nervous system.\n* Patients diagnosed with retinoblastoma.",
        "miscellaneous_criteria": ""
    },
    "inclusion_lines": [
        {
            "identified_line": {
                "line": "* Patients whose age less than 19 years.",
                "criterions": [
                    {
                        "exact_snippets": "age less than 19 years",
                        "criterion": "age",
                        "requirement": {
                            "requirement_type": "value",
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                                "value": 19,
                                "unit": "years"
                            }
                        }
                    }
                ]
            },
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                        "requirement": {
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                                "value": 19,
                                "unit": "years"
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        },
        {
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                "criterions": [
                    {
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                        "criterion": "primary malignant tumor",
                        "requirement": {
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                            "expected_value": true
                        }
                    },
                    {
                        "exact_snippets": "tumor of the head & neck",
                        "criterion": "tumor location",
                        "requirement": {
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                                "head",
                                "neck"
                            ]
                        }
                    }
                ]
            },
            "logical_structure": {
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                            "expected_value": true
                        }
                    },
                    {
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                        "requirement": {
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                            "expected_value": [
                                "head",
                                "neck"
                            ]
                        }
                    }
                ]
            }
        },
        {
            "identified_line": {
                "line": "Healthy volunteers allowed",
                "criterions": [
                    {
                        "exact_snippets": "Healthy volunteers allowed",
                        "criterion": "volunteer health status",
                        "requirement": {
                            "requirement_type": "status",
                            "expected_value": "healthy"
                        }
                    }
                ]
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            "logical_structure": {
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                        "exact_snippets": "Healthy volunteers allowed",
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                        }
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                ]
            }
        },
        {
            "identified_line": {
                "line": "Must have maximum age of 18 Years",
                "criterions": [
                    {
                        "exact_snippets": "maximum age of 18 Years",
                        "criterion": "age",
                        "requirement": {
                            "requirement_type": "maximum",
                            "expected_value": {
                                "operator": "<=",
                                "value": 18,
                                "unit": "Years"
                            }
                        }
                    }
                ]
            },
            "logical_structure": {
                "and_criteria": [
                    {
                        "exact_snippets": "maximum age of 18 Years",
                        "criterion": "age",
                        "requirement": {
                            "requirement_type": "maximum",
                            "expected_value": {
                                "operator": "<=",
                                "value": 18,
                                "unit": "Years"
                            }
                        }
                    }
                ]
            }
        }
    ],
    "exclusion_lines": [
        {
            "identified_line": {
                "line": "* Patients whose age more than 18 years.",
                "criterions": [
                    {
                        "exact_snippets": "age more than 18 years",
                        "criterion": "age",
                        "requirement": {
                            "requirement_type": "value",
                            "expected_value": {
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                                "value": 18,
                                "unit": "years"
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                        }
                    }
                ]
            },
            "logical_structure": {
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                        "exact_snippets": "age more than 18 years",
                        "criterion": "age",
                        "requirement": {
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                            "expected_value": {
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                                "unit": "years"
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                    }
                ]
            }
        },
        {
            "identified_line": {
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                            "expected_value": true
                        }
                    },
                    {
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                        "criterion": "origin of disease",
                        "requirement": {
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                            "expected_value": "bone marrow"
                        }
                    }
                ]
            },
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                            "expected_value": true
                        }
                    },
                    {
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                        "requirement": {
                            "requirement_type": "location",
                            "expected_value": "bone marrow"
                        }
                    }
                ]
            }
        },
        {
            "identified_line": {
                "line": "* Patients diagnosed with tumors of the central nervous system.",
                "criterions": [
                    {
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                        "requirement": {
                            "requirement_type": "diagnosis",
                            "expected_value": true
                        }
                    }
                ]
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                        "expected_value": true
                    }
                }
            }
        },
        {
            "identified_line": {
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                "criterions": [
                    {
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                        "criterion": "retinoblastoma",
                        "requirement": {
                            "requirement_type": "diagnosis",
                            "expected_value": true
                        }
                    }
                ]
            },
            "logical_structure": {
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                    "criterion": "retinoblastoma",
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                        "expected_value": true
                    }
                }
            }
        }
    ],
    "miscellaneous_lines": [],
    "failed_inclusion": [],
    "failed_exclusion": [],
    "failed_miscellaneous": []
}