TY - RPRT TI - Statistical methodology: IX. survival analysis. AU - K D Young AU - J J Menegazzi AU - R J Lewis PY - 1999 DO - 10.1111/j.1553-2712.1999.tb00165.x UR - https://pubmed.ncbi.nlm.nih.gov/10192678/ ID - 10192678 ER -