细菌溶解产物改善慢性阻塞性肺疾病反复下呼吸道感染
Bacterial lysates to improve recurrent lower respiratory tract infection in obstructive lung diseases
细菌溶解产物治疗儿童反复呼吸道感染的疗效及对免疫功能影响的考察
Effect of bacterial lysates on humoral immunity and clinical therapy in children with recurrent respiratory tract infection