@article{ref1,
title="Trauma to primary teeth of South African pre-school children",
journal="Endodontics and dental traumatology",
year="1999",
author="Hargreaves, J. A. and Cleaton-Jones, Peter Eiddon and Roberts, G. J. and Williams, S. and Matejka, J. M.",
volume="15",
number="2",
pages="73-76",
abstract="A clinical survey of 1466 children of typical South African communities showed a prevalence rate of primary tooth trauma of 15%. Trauma was least common at age 1-2 years (10.7%) and most common at 4-5 years (20.6%). The commonest trauma seen was fracture of enamel only (71.8%) followed by fracture of dentine (11.2%), tooth loss (8.2%) and discolouration without other sign of injury (5.6%).<p /> <p>Language: en</p>",
language="en",
issn="0109-2502",
doi="",
url="http://dx.doi.org/"
}