TY  - JOUR
A1  - Fenton, K.A.
A1  - Johnson, A.M.
A1  - McManus, S.
A1  - Erens, B.
T1  - Measuring sexual behaviour: Methodological challenges in survey research
Y1  - 2001
DO  - 10.1136/sti.77.2.84
VL  - 77
IS  - 2

ER  -