title: [Threat to survival of the smile].
authors.forename: Brigitte
authors.initials: B
authors.lastname: Longerich
mesh_terms: D003152:Community Health Nursing; D006801:Humans; D009723:Nurse-Patient Relations; D009741:Nursing Staff, Hospital / Q000523:psychology; D017060:Patient Satisfaction; D012904:Smiling; D013557:Switzerland