[Comment on Hellbrügg'es and Rutenfranz's paper on daily changes of mental and physical capacities in school children].
D001769:Blood; D002648:Child; D006801:Humans; D012574:Schools; D014937:Work
BLOOD; SCHOOLS; WORK
Aussprache zu Schicht-Leistungsbereitschaft von Th. Hellbrügge und J. Rutenfranz in der Münch. med. Wschr. (1956), Nr. 50, S.1713.