title: Offspring sex ratio at birth in mountain climbers.
authors.forename: M
authors.initials: M
authors.lastname: Saadat
authors.forename: M
authors.initials: M
authors.lastname: Khalili
mesh_terms: D000328:Adult; D000531:Altitude; D015982:Bias; D005191:Family Characteristics; D005260:Female; D006801:Humans; D007492:Iran / Q000453:epidemiology; D008297:Male; D008875:Middle Aged; D009051:Mountaineering / Q000706:statistics & numerical data*; D016017:Odds Ratio; D010809:Physical Fitness; D012420:Running; D012744:Sex Ratio; D013739:Testosterone / Q000097:blood
chemical_list: D013739:Testosterone