TY - GEN AU - Handelsman,David J AU - Cooper,Trevor G TI - Falling sperm counts and global estrogenic pollution: what have we learned over 20 years? SN - 1745-7262 PY - 2013///0918 KW - Environmental Pollutants KW - toxicity KW - Estradiol Congeners KW - Global Health KW - trends KW - Humans KW - Male KW - Oligospermia KW - chemically induced KW - Reference Values KW - Sperm Count N1 - Publication Type: Editorial; Review UR - https://doi.org/10.1038/aja.2013.8 ER -