[1] Leiden Univ, Med Ctr, Publ Hlth & Primary Care, Hippocratespad 21, NL-2333 ZD Leiden, Netherlands
[2] Univ Auckland, Sch Populat Hlth, Natl Inst Hlth Innovat, 261 Morrin Rd, Auckland 1072, New Zealand
[3] Univ Auckland, Sch Populat Hlth, Ctr Longitudinal Research He Ara Ki Mua, 261 Morrin Rd, Auckland 1072, New Zealand
[4] Leiden Univ, Med Ctr, Dept Psychiat, Albinusdreef 2, NL-2333 ZA Leiden, Netherlands
[5] Radboud Univ Nijmegen, Med Ctr, Dept Primary & Community Care, Geert Grootepl Zuid 10, NL-6525 GA Nijmegen, Netherlands
[6] Leiden Univ, Med Ctr, Ctr Innovat Med Educ, Hippocratespad 21, NL-2333 ZD Leiden, Netherlands