0 works0 citations0 h-indexGoogle ScholarOpenAlexS. FrielResearch AreasObesity, Physical Activity, Diet, Diverse Scientific and Economic Studies, Diverse Specialized Academic ResearchMost-Cited Works→ The National Health & Lifestyle Surveys: Survey of Lifestyle, Attitudes and Nutrition, (SLAN) & The Irish Health Behaviour in School-Aged Children Survey (HBSC)(1999)11 cited