Accession Number		5853
Title		A comparison of two methods to assess the usage of mobile hand-held communication devices.
Reference		Journal of Occupational and Environmental Hygiene., Vol. 12, Pg. 276 - 285, 2015
Author(s)		Berolo S., Steenstra I., Amick III B. C., Wells R. P.
PubMed UID		25436479
Project Study		2441