TY - JOUR A1 - Zulu, E.M. A1 - Dodoo, F.N. A1 - Ezeh, A.C. T1 - Sexual risk-taking in the slums of Nairobi, Kenya, 1993-1998 Y1 - 2002 JF - Population Studies VL - 56 IS - 3 SP - 311 EP - -323 ER -