title: Analysis of the reasons for subjecting officers of the Polish merchant marine to psychophysiological examinations.
mesh_terms: D000293:Adolescent; D000328:Adult; D006801:Humans; D008297:Male; D008875:Middle Aged; D009326:Naval Medicine; D009497:Neurotic Disorders / Q000175:diagnosis*; D009784:Occupational Diseases / Q000175:diagnosis*; D011044:Poland; D011581:Psychological Tests; D011618:Psychotic Disorders / Q000175:diagnosis*