Enlace original:
https://apps.who.int/iris/handle/10665/39584
WHO Expert Committee on Monitoring and Evaluation of Oral Health
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World Health Organization
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[Surveillance et évaluation de la santé bucco-dentaire : rapport d' un Comité OMS d' experts [réuni à Chiang Mai (Thailande du 8 au 14 décembre 1987], Monitoring and evaluation of oral health : report of a WHO expert committee [meeting held in Chiang Mai, Thailand, from 8 to 14 December 1987]]