101. Widely varying HIV prevalence and risk behaviours among the ethnic minority peoples of northern Thailand Author(s): Beyrer, C., Celentano, D.D., Suprasert, S., Sittitrai, W., Nelson, K.E., Kongsub, B., Go, V., and Phanupak, P. Format: Journal article Citation: AIDS Care, Volume 9, Issue 4 (1997). pp. 427-439.