Disponible en: http://www.scielo.org.mx/scielo.php?pid=S0016- 38132005000300003&script=sci_arttextJuarez Lopez M. L. MPJF. Prevalencia y factores de riesgo asociados a enfermedad periodontal en preescolares de la ciudad de Mexico. Gaceta medica. 2005 Junio; 141(3)....
for the epidemiological data collection, the criteria of the green & vermillon simplified oral hygiene index (sohi) and the loe & sillness' gingival index (gi) were considered with a previous inter and intra searchers calibration (ca =89%, cr =93% and k=90%). to evaluate the level of...