Authors:
Hagan, H
McGough, JP
Thiede, H
Hopkins, SG
Weiss, NS
Alexander, ER
Citation: H. Hagan et al., Volunteer bias in nonrandomized evaluations of the efficacy of needle-exchange programs, J URBAN H, 77(1), 2000, pp. 103-112
Authors:
Hagan, H
McGough, JP
Thiede, H
Hopkins, SG
Alexander, ER
Citation: H. Hagan et al., Re: "Syringe exchange and risk of infection with hepatitis B and C viruses" - Five of the authors reply, AM J EPIDEM, 151(2), 2000, pp. 207-208
Authors:
Buskin, SE
Newcomer, LM
Koutsky, LA
Hooton, TM
Spach, DH
Hopkins, SG
Citation: Se. Buskin et al., Effect of trimethoprim-sulfamethoxazole as Pneumocystis carinii pneumonia prophylaxis on bacterial illness, Pneumocystis carinii pneumonia, and deathin persons with AIDS, J ACQ IMM D, 20(2), 1999, pp. 201-206