title: Finland is following the trend-sperm quality in Finnish men.
authors: Helena E
authors: HE
authors: Virtanen
authors: Sergey
authors: S
authors: Sadov
authors: Matti
authors: M
authors: Vierula
authors: Jorma
authors: J
authors: Toppari
mesh_terms: D005387:Finland / Q000453:epidemiology; D006801:Humans; D008297:Male; D009845:Oligospermia / Q000453:epidemiology; D055101:Semen Analysis; D013076:Sperm Count