<正>Objective: To investigate the effects of anteroposterior cricoid spliting interposition costal grafting for moderate and severe laryngotracheal stenosis in
Objective:To perform a systematic review and meta analysis on the association of C-589T and C-590T polymorphisms of IL-4 with asthma and to estimate allele freq
Objective: To study the 4977-bp deletion of mitochondiral DNA in lung cancer, adjacent normal tissue and health lung and its significance in the development of