human Humans 181 female 147 male 138 Female 109 adult 103 Male 98 Article 80 controlled study 69 Adult 61 child 55 middle aged 52 nutrition 52 cross-sectional study 51 major clinical study 50 Middle Aged 48 aged 47 adolescent 43 Cross-Sectional Studies 42 Aged 40 Child 40 article 39 Adolescent 36 preschool child 35 Child, Preschool 34 questionnaire 31 obesity 28 diet 27 infant 27 Nutrition Surveys 26