title: [Uninterrupted registration of pulse frequency in professional work].
authors.forename: E A
authors.initials: EA
authors.lastname: MULLER
authors.forename: J J
authors.initials: JJ
authors.lastname: REEH
mesh_terms: D006339:Heart Rate; D006801:Humans; D016272:Occupational Health; D009790:Occupations; D011674:Pulse; D014937:Work