Can a negative time trend of sperm density be explained by changes in reproductive pattern?
Hjollund
Henrik
H
Storgaard
Lone
L
Bonde
Jens Peter
JP
Olsen
Jørn
J
D003198:Computer Simulation; D003718:Denmark; D005260:Female; D005298:Fertility / Q000502:physiology; D006801:Humans; D008297:Male; D015233:Models, Statistical; D011247:Pregnancy; D013076:Sperm Count / Q000639:trends*; D013997:Time Factors