| distribution and determinants of mutans streptococci among african-american children and association with selected variables. | prevalence of mutans streptococci (ms) and the effect of selected variables, including the early childhood use of antibiotics on the oral colonization of ms, were studied among 353, 5- to 12-year-old african-american children using a cross-sectional study. ms prevalence was estimated using pooled plaque and stimulated saliva samples (spatula). data on antibiotic use and other potential determinants of oral colonization of ms were obtained using a self-administered questionnaire. antibiotic data ... | 1995 | 7617494 |