Published on in Vol 12 , No 3 (2010) :Jul-Sep
1 Wageningen University and Research Centre, Agricultural Economics Research Institute, The Hague, NL
2 School for Public Health and Primary Care (CAPHRI, Maastricht University, Maastricht, NL
Published on in Vol 12 , No 3 (2010) :Jul-Sep
1 Wageningen University and Research Centre, Agricultural Economics Research Institute, The Hague, NL
2 School for Public Health and Primary Care (CAPHRI, Maastricht University, Maastricht, NL