| secondary school students' risks that may promote hiv infection and the spread of aids. a namibian study. | a structured questionnaire in english and afrikaans was administered to 1471 randomly selected secondary school students from katima mulilo, ondangwa, windhoek, and keetmanshoop educational regions of namibia in a study to determine their cognitive, attitudinal, and behavioral risks which could promote hiv infection. the students were aged 13-28 years (mean age, 18 years). approximately half were in grades 8, 9, and 10, while the remainder were in grades 11 and 12, and 47.8% of the students we ... | 1995 | 12346508 |