00288nam a2200097Ia 4500080001900000245009700019260003300116300001600149583001700165650000800182 a15.01.02 C2774 aGuidelines for the evaluation of HIV/AIDS/STI surveillance systems in CAREC member countries bCARECaPort of SpainTTc2002 aviii, 96 p. c4/3/06kJOYD aHIV