Authors: van Empelen, P Kok, G Jansen, MWJ Hoebe, CJPA

Citation: P. Van Empelen et al., The additional value of anticipated regret and psychopathology in explaining intended condom use among drug users, AIDS CARE, 13(3), 2001, pp. 309-318

Authors: van Empelen, P Schaalma, HP Kok, G Jansen, MWJ

Citation: P. Van Empelen et al., Predicting condom use with casual and steady sex partners among drug users, HEAL EDUC R, 16(3), 2001, pp. 293-305