Philip A. Merriam

Gender Differences in Social Desirability and Social Approval Bias in Dietary Self-report

James R. Hébert, Yunsheng Ma, Lynn Clemow et al. · American Journal of Epidemiology · 1997 · 518 citations

Number of 24-Hour Diet Recalls Needed to Estimate Energy Intake

Yunsheng Ma, Barbara C. Olendzki, Sherry Pagoto et al. · Annals of Epidemiology · 2009 · 369 citations · Full text

Nutrition, Precision Nutrition, Health Policy +7

Moderate to vigorous physical activity and risk of upper-respiratory tract infection

Charles E. Matthews, Ira S. Ockene, Patty S. Freedson et al. · Medicine & Science in Sports & Exercise · 2002 · 285 citations

Seasonal Variation in Serum Cholesterol Levels

Ira S. Ockene, David E. Chiriboga, Edward J. Stanek et al. · Archives of Internal Medicine · 2004 · 283 citations

Seasonal Variation in Household, Occupational, and Leisure Time Physical Activity: Longitudinal Analyses from the Seasonal Variation of Blood Cholesterol Study

Charles E. Matthews, Patty S. Freedson, James R. Hébert et al. · American Journal of Epidemiology · 2001 · 265 citations