Older women still do not protect themselves against HIV infection.
Makulowich
G S
GS
D000367:Age Factors; D000368:Aged; D017280:Condoms / Q000706:statistics & numerical data; D005260:Female; D015658:HIV Infections / Q000517:prevention & control*; D006801:Humans; D008875:Middle Aged; D012307:Risk Factors; D012737:Sex Factors; D012725:Sexual Behavior; D014481:United States