Effects of long-term low-level radiation exposure after the Chernobyl catastrophe on immunoglobulins in children residing in contaminated areas: prospective and cross-sectional studies

切尔诺贝利核事故后长期低剂量辐射暴露对居住在污染区儿童免疫球蛋白的影响：前瞻性和横断面研究