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- [2] IS THE PRESENCE OF A PHYSICIAN NECESSARY TO PERFORM TREADMILL TESTING IN A HIGH-RISK POPULATION CLINICAL RESEARCH, 1992, 40 (02): : A399 - A399
- [7] A population-based study on alcohol and high-risk sexual behaviors in Botswana PLOS MEDICINE, 2006, 3 (10): : 1940 - 1948