title: Re.: Protamine contents and P1/P2 ratio in human spermatozoa from smokers and non-smokers.
authors.forename: Craig
authors.initials: C
authors.lastname: Niederberger
mesh_terms: D006801:Humans; D008297:Male; D011479:Protamines / Q000032:analysis*; D012907:Smoking / Q000235:genetics*; D013094:Spermatozoa / Q000737:chemistry*
chemical_list: D011479:Protamines