Changes of salivary estrogen levels for detecting the fertile period.
Günther V, Bauer I, Hedderich J, Mettler L, Schubert M, Mackelenbergh MT, Maass N, Alkatout I.
Günther V, et al. Among authors: maass n.
Eur J Obstet Gynecol Reprod Biol. 2015 Nov;194:38-42. doi: 10.1016/j.ejogrb.2015.08.007. Epub 2015 Aug 17.
Eur J Obstet Gynecol Reprod Biol. 2015.
PMID: 26319654