TY  - JOUR
A1  - Caraël, M.
A1  - Slaymaker, E.
A1  - Lyerla, R.
A1  - Sarkar, S.
T1  - Clients of sex workers in different regions of the world: hard to count
Y1  - 2006
DO  - 10.1136/sti.2006.021196
JF  - Sexually Transmitted Infections
VL  - 82
IS  - Supplement 3
SP  - 26
EP  - -33

ER  -