TY - JOUR A1 - Helgesson, M. A1 - Johansson, B. A1 - Nordquist, T. A1 - VingÄrd, E. A1 - Svartengren, M. T1 - Healthy migrant effect in the Swedish context: A register-based, longitudinal cohort study Y1 - 2019 DO - 10.1136/bmjopen-2018-026972 VL - 9 IS - 3 ER -