TY - GEN AU - Long,Natalie AU - Nguyen,Liz AU - Stevermer,James TI - PURLS: It's time to reconsider early-morning testosterone tests SN - 1533-7294 PY - 2015///1109 KW - Erectile Dysfunction KW - blood KW - Humans KW - Male KW - Testosterone N1 - Publication Type: Journal Article; Research Support, N.I.H., Extramural; Comment ER -