title: Countries of Central America need to invest more in HIV/AIDS prevention. 2003.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000517:prevention & control; D002489:Central America / Q000453:epidemiology; D003362:Cost-Benefit Analysis; D015658:HIV Infections / Q000453:epidemiology / Q000517:prevention & control* / Q000635:transmission; D006801:Humans; D011315:Preventive Medicine / Q000191:economics