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Comparing the validity of the payment card and structured haggling willingness to pay methods: The case of a diabetes prevention program in rural Kenya
Kangethe, Anne, Franic, Duska M., Corso, Phaedra S.Language:
english
Journal:
Social Science & Medicine
DOI:
10.1016/j.socscimed.2016.09.018
Date:
September, 2016
File:
PDF, 617 KB
english, 2016