Flotte Hamburg Pilot. Lotse 1/Lotse 2 (MMSI 211281010) Pilot Vessel. Tonnage 93. L. 23.2. W. 6.12. Built 1995. Heinrich Grube Schiffswerft. Flag Germany.
This article was already published on 05.01.2022: This study sample consists of a group of healthy middle-aged maritime pilots (n=20), who have been exposed to highly irregular work schedules for more than 15 years.