TY - RPRT TI - Benign ovarian teratomas: a population-based case-control study. AU - C Westhoff AU - M Pike AU - M Vessey PY - 1988 DO - 10.1038/bjc.1988.171 UR - https://pubmed.ncbi.nlm.nih.gov/3166898/ ID - 3166898 ER -