PT - JOURNAL ARTICLE AU - Walter T. McNicholas TI - Sleep medicine in Europe: 50 years of evolution AID - 10.1183/20734735.0206-2022 DP - 2022 Sep 01 TA - Breathe PG - 220206 VI - 18 IP - 3 4099 - http://breathe.ersjournals.com/content/18/3/220206.short 4100 - http://breathe.ersjournals.com/content/18/3/220206.full SO - Breathe2022 Sep 01; 18