Sex and Swedish 85-year olds.
Skoog
I
I
D000368:Aged; D000369:Aged, 80 and over; D003075:Coitus; D003625:Data Collection; D005260:Female; D006801:Humans; D008297:Male; D012725:Sexual Behavior / Q000523:psychology / Q000706:statistics & numerical data*; D013548:Sweden