Two-tiered health care: the root of ethical problems in recent clinical trials

Cost-effectiveness of active case-finding of household contacts of pulmonary tuberculosis patients in a low HIV, tuberculosis-endemic urban area of Lima, Peru.

Epidemiology and infection·2017

Geographic predictors of primary multidrug-resistant tuberculosis cases in an endemic area of Lima, Peru.

The international journal of tuberculosis and lung disease : the official journal of the International Union against Tuberculosis and Lung Disease·2014

Sexual and marital trajectories and HIV infection among ever-married women in rural Malawi.

Sexually transmitted infections·2009

Africa's orphan crisis: two community-based models of care.

AIDS care·2007

The breast-feeding dilemma and its impact on HIV-infected women and their children.

The AIDS reader·2003