Authors: Perez, K Rodes, A Merono, M Casabona, J

Citation: K. Perez et al., Risk behaviours among intravenous drug users in methadone treatment, MED CLIN, 116(8), 2001, pp. 315-316

Authors: Titus-Ernstoff, L Perez, K Cramer, DW Harlow, BL Baron, JA Greenberg, ER

Citation: L. Titus-ernstoff et al., Menstrual and reproductive factors in relation to ovarian cancer risk, BR J CANC, 84(5), 2001, pp. 714-721

Authors: Domingo-Salvany, A Perez, K Torrens, M Bravo, MJ Anto, JM Alonso, J

Citation: A. Domingo-salvany et al., Methadone treatment in Spain, 1994, DRUG AL DEP, 56(1), 1999, pp. 61-66