Prestudy history and physical exam must be obtained within 28 days prior to sub-study registration Prestudy history and physical must be obtained with 28 days prior to registration Prestudy history and physical exam must be obtained within 28 days prior to re-registration Prestudy history and physical exam must be obtained within 28 days prior to re-registration Pre-study history and physical exam must be obtained within 28 days prior to re-registration Prestudy history and physical must be obtained with 28 days prior to registration Prestudy history and physical must be obtained within 28 days prior to registration Prestudy history and physical must be obtained within 28 days prior to registration Prestudy history and physical exam must be obtained within 28 days prior to RE-TREATMENT registration Prestudy history and physical must be obtained within 28 days prior to registration Pre-study history and physical must be obtained with 28 days prior to registration Prestudy history and physical must be obtained within 180 days prior to registration Prestudy history and physical must be obtained within 3 days prior to registration