<正> OBJECTIVE To explore the application of blocking the unilateralmain pulmonary artery (MPA) in pulmonary lobectomy (PL) forpatients with stage Ⅱ and Ⅲ lun
OBJECTIVE To investigate the expression of TGF-β1,Snail,E-cad-herin and N-cadherin in gastric cancer(GC),and to examine its relationship to malignant features