Vaginal douching and the risk of tubal pregnancy.
Daling JR, Weiss NS, Schwartz SM, Stergachis A, Wang SP, Foy H, Chu J, McKnight B, Grayston JT.
Daling JR, et al. Among authors: wang sp.
Epidemiology. 1991 Jan;2(1):40-8. doi: 10.1097/00001648-199101000-00007.
Epidemiology. 1991.
PMID: 2021665