Redirecting you to http://www.ncbi.nlm.nih.gov/pubmed/?term=%22university+of+pennsylvania%22%5BAffiliation%5D+OR+%22piracicaba%22%5BAffiliation%5D+OR+%22university+of+rochester%22%5BAffiliation%5D+OR+%22state+university+of+campinas%22%5BAffiliation%5D+OR+%22National+Institute+of+Dental+and+Craniofacial+Research%22)+AND+(Koo+MH%5Bauthor%5D+OR+Koo+H%5Bauthor%5D)+NOT+Koo+HP%5Bauthor%5D+OR+(Koo+H+AND+caries)+OR+(Koo+H+and+biofilms)+OR+(Koo+H+AND+streptococcus+mutans)