title: More on chronomes: circaseptans and circasemiseptans in Marburg, Germany, and 47 other locations.
authors.forename: F
authors.initials: F
authors.lastname: Halberg
authors.forename: G
authors.initials: G
authors.lastname: Cornélissen
mesh_terms: D005858:Germany; D006801:Humans; D009017:Morbidity; D009026:Mortality; D010507:Periodicity