Henk N. de Groot

Enforcement of the ban on aristolochic acids in Chinese traditional herbal preparations on the Dutch market

M.J. Martena, Jacqueline C. A. van der Wielen, Leo F.J. van de Laak et al. · Analytical and Bioanalytical Chemistry · 2007 · 74 citations · Full text

Pharmacy, Pharmacology, Toxicology +13

Determination of the level of benzo[<i>a</i>]pyrene in fatty foods and food supplements

Jacqueline C. A. van der Wielen, J.T. Jansen, M.J. Martena et al. · Food Additives & Contaminants · 2006 · 31 citations · Full text

Pharmacy, Food Science, Toxicology +15

Monitoring of polycyclic aromatic hydrocarbons (PAH) in food supplements containing botanicals and other ingredients on the Dutch market

M.J. Martena, M.M.P. Grutters, Henk N. de Groot et al. · Food Additives & Contaminants Part A · 2011 · 29 citations · Full text

Pharmacy, Food Science, Toxicology +16

Does the workplace-smoking ban eliminate differences in risk for environmental tobacco smoke exposure at work?

W. M. I. Verdonk-Kleinjan, Ronald A. Knibbe, Frans E. S. Tan et al. · Health Policy · 2009 · 25 citations

Public Health, Health Promotion, Preventive Medicine +14

The tobacco sales ban and tobacco purchases by adolescents: a general population study in The Netherlands

W. M. I. Verdonk-Kleinjan, Ronald A. Knibbe, Bert Bieleman et al. · European Journal of Public Health · 2008 · 15 citations · Full text

Public Health, Health Behavior, Adolescent Health +13