(Q34567988)
Statements
Optimal recall period for caregiver-reported illness in risk factor and intervention studies: a multicountry study (English)
Sebastian Galiani
Pavani K Ram
Alan E Hubbard
Bertha Briceño
Paul J Gertler
29 January 2013
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference