Optimal Recall Period for Caregiver-reported Illness in Risk Factor and Intervention Studies: A Multicountry Study

Epidemiological methods in diarrhoea studies—an update

(2011) Wolf-Peter Schmidt et al.   INTERNATIONAL JOURNAL OF EPIDEMIOLOGY

Evaluation of the optimal recall period for disease symptoms in home-based morbidity surveillance in rural and urban Kenya

(2010) D. R. Feikin et al.   INTERNATIONAL JOURNAL OF EPIDEMIOLOGY

Optimal recall periods for patient-reported outcomes: challenges and potential solutions

(2009) Donald E. Stull et al.   CURRENT MEDICAL RESEARCH AND OPINION

Recall errors in a weekly survey of diarrhoea in Guatemala: determining the optimal length of recall

(2009) S. N. ZAFAR et al.   EPIDEMIOLOGY AND INFECTION

Optimal recall length in survey design

(2008) Philip M. Clarke et al.   JOURNAL OF HEALTH ECONOMICS

Maternal and child undernutrition: global and regional exposures and health consequences

(2008) Robert E Black et al.   LANCET