@article{article112705fc,
title   = {Hypoplasia and hypocalcification of enamel},
author = {Alvares, Luiz Casati and Freitas, José Alberto de Souza},
year = {1969},
doi = {10.1016/0030-4220(69)90196-0},
journal   = {Oral Surgery, Oral Medicine and Oral Pathology}
}