Feasibility of recruiting a birth cohort through the Internet: the experience of the NINFEA cohort.
Autori:
Richiardi L, Baussano I, Vizzini L, Douwes J, Pearce N, Merletti F.
Rivista:
Eur J Epidemiol 2007; 22: 831-7.
Richiardi L, Baussano I, Vizzini L, Douwes J, Pearce N, Merletti F.
Eur J Epidemiol 2007; 22: 831-7.