Mobile phone follow-up of subjects included in a prospective cohort study: unexpected difficulties

Author: Pitrou Isabelle   Dauchet Luc   Bailly Laurent   Koubi Sophie   Tavolacci Marie-Pierre   Ladner Joël  

Publisher: Springer Publishing Company

ISSN: 0393-2990

Source: European Journal of Epidemiology, Vol.22, Iss.6, 2007-06, pp. : 411-412

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