Bertelli E, Gasparini R, Valerio P, Nocchi L, Mazzini M, Martelli S
Riv Ital Odontoiatr Infant. 1990 Jan-Mar;1(1):7-11.
The Authors made a transversal epidemiological study on 256 children attending the elementary schools in a commune of Siena. The subjects aged between 6 and 11 years have been examined having in view a registration of prevalence of dysgnathia problems in children.
作者对锡耶纳一个市镇的256名小学生进行了横断面流行病学研究。对年龄在6至11岁之间的受试者进行了检查,旨在记录儿童牙颌问题的患病率。