TY - GEN AU - de Kretser,D M TI - Are sperm counts really falling? SN - 1031-3613 PY - 1998///1105 KW - Clothing KW - adverse effects KW - Confounding Factors, Epidemiologic KW - Environmental Exposure KW - Estrogens KW - Fertility KW - physiology KW - Humans KW - Male KW - Sperm Count N1 - Publication Type: Journal Article; Review UR - https://doi.org/10.1071/r98022 ER -