title: Re: Determinants of sexual activity in four birth cohorts of Swedish 70-year-olds examined 1971-2001.
authors.forename: Tomas L
authors.initials: TL
authors.lastname: Griebling
mesh_terms: D000375:Aging / Q000502:physiology* / Q000523:psychology*; D003075:Coitus / Q000502:physiology* / Q000523:psychology*; D005260:Female; D006801:Humans; D008297:Male