title: Erratum to: Circadian rhythm of heart rate and physical activity in nurses during day and night shifts.
authors: Department of Health Sciences and Technology, ETH Zurich, Sonneggstrasse 3, 8092, Zurich, Switzerland, corinne.nicoletti@hest.ethz.ch.
authors: Corinne
authors: C
authors: Nicoletti
authors: Christian
authors: C
authors: Müller
authors: Chiemi
authors: C
authors: Hayashi
authors: Masaru
authors: M
authors: Nakaseko
authors: Itoko
authors: I
authors: Tobita
authors: Thomas
authors: T
authors: Läubli