Crab lice an indicator of other STDs.
D004739:England; D005260:Female; D015658:HIV Infections / Q000150:complications / Q000453:epidemiology; D006801:Humans; D015994:Incidence; D010373:Lice Infestations / Q000150:complications*; D008297:Male; D012749:Sexually Transmitted Diseases / Q000150:complications / Q000175:diagnosis* / Q000517:prevention & control