title: Longitudinal research--the challenge of maintaining continued involvement of participants.
authors.affiliation: Department of Parent and Child Nursing, University of Washington, Seattle.
authors.forename: M
authors.initials: M
authors.lastname: Killien
authors.forename: K
authors.initials: K
authors.lastname: Newton
mesh_terms: D000223:Adaptation, Psychological; D001026:Coronary Artery Bypass / Q000451:nursing* / Q000523:psychology; D005190:Family / Q000523:psychology*; D005260:Female; D006801:Humans; D008137:Longitudinal Studies; D008297:Male; D009723:Nurse-Patient Relations; D010358:Patient Participation; D012107:Research Design