婴幼儿佝偻病是我国重点防治的儿童四大疾病之一，它严重地影响婴幼儿的生长发育。为了解我区婴幼儿佝偻病发病情况，探讨病因及制定防病措施，我所于１９９７年３～４月对辖区内１３６５例３岁以下婴幼儿进行了调查，分析如下。１调查方法和诊断标准１１方法制定统一调... Infant and young child rickets is one of the four major diseases of children under the control of our country, which seriously affects the growth and development of infants and young children. To understand the incidence of infant rickets in our region, to explore the cause and to develop preventive measures, I conducted a survey of 1365 infants and children under the age of 3 in our jurisdiction from March to April 1997 as follows. 1 survey methods and diagnostic criteria 1  1 method to develop a unified tone ...