The elderly: the silent population.
Gueldner
S H
SH
D017677:Age Distribution; D000368:Aged; D001294:Attitude to Health; D005260:Female; D015658:HIV Infections / Q000453:epidemiology* / Q000517:prevention & control / Q000635:transmission*; D006801:Humans; D008297:Male; D008875:Middle Aged; D012725:Sexual Behavior; D013240:Stereotyping