a) Reported tuberculosis cases in Sweden by country of birth, 1984–1996. b) Reported tuberculosis cases in Denmark by country of birth. ○: born abroad; •: born in Sweden (modified from 13 using data from 14); ▪: born in Denmark. a) Reported tuberculosis cases in Sweden by country of birth, 1984–1996. b) Reported tuberculosis cases in Denmark by country of birth. ○: born abroad; •: born in Sweden (modified from 13 using data from 14); ▪: born in Denmark. Modified from 15 (T. Lillebaek, Statens Serum Institut, Copenhagen, Denmark, personal communication). J.F. Broekmans et al. Eur Respir J 2002;19:765-775 ©2002 by European Respiratory Society