TY  - JOUR
A1  - Küstner, H.
A1  - Swanevelder, J.
A1  - van Middelkoop, A.
T1  - National HIV surveillance - South Africa, 1990 - 1992
Y1  - 1994
JF  - South African Medical Journal
VL  - 84
SP  - 195
EP  - -199

ER  -