Authors: Kirkkola, AL Virjo, I Isokoski, M Mattila, K

Citation: Al. Kirkkola et al., Contraceptive methods used and preferred by men and women, ADV CONTRAC, 15(4), 1999, pp. 363-374

Authors: Virjo, I Kirkkola, AL Isokoski, M Mattila, K

Citation: I. Virjo et al., Use and knowledge of hormonal emergency contraception, ADV CONTRAC, 15(2), 1999, pp. 85-94

Authors: Virjo, I Kirkkola, AL Isokoski, M Mattila, K

Citation: I. Virjo et al., Contraceptive methods: Knowledge sources rated by women and men, CONTRACEPT, 59(4), 1999, pp. 257-263

Authors: Kirkkola, AL Virjo, I Isokoski, M Mattila, K

Citation: Al. Kirkkola et al., Finnish health centre physicians' participation in family planning, SC J S MED, 26(4), 1998, pp. 270-271