title: Administrative aspects in longitudinal studies: how to navigate on a stormy and dangerous ocean?
authors: M K
authors: MK
authors: Isohanni
mesh_terms: D004282:Documentation / Q000592:standards; D006801:Humans; D007398:Interpersonal Relations; D008137:Longitudinal Studies; D001523:Mental Disorders / Q000628:therapy; D010563:Personnel Turnover; D012106:Research / Q000458:organization & administration*; D012108:Research Personnel