Prevention of caries with lactobacillus (final results of a clinical trial on dental caries with killed lactobacillus [streptococcus and lactobacillus] given orally)
Prevención de caries por lactobacilos (resultados finales de un ensayo clínico sobre caries dental con lactobacilos muertos [estreptococos y lactobacilos] por vía oral)