Immunocompromised patients (other than that related to the use of corticosteroids) including patients known to be human immunodeficiency virus (HIV) positiveXx_NEWLINE_xXPatients known to be human immunodeficiency virus (HIV) positive and currently receiving retroviral therapy are not eligible; note: patients known to be HIV positive, but without clinical evidence of an immunocompromised state, are eligible for the studyXx_NEWLINE_xXImmunocompromised patients (other than that related to the use of corticosteroids) with the exception of patients known to be human immunodeficiency virus (HIV) positive and have a cluster of differentiation 4 (CD4) count > 400 and do not require antiretroviral therapyXx_NEWLINE_xXImmunocompromised patients (other than that related to the primary oncologic diagnosis or to the use of corticosteroids) including patients known to be human immunodeficiency virus (HIV) positive are not eligibleXx_NEWLINE_xX