The incidence of gallstones increases progressively with age.胆石症的发病率随年龄而逐渐增高.Objective To evaluate collodion - enhancing technique for thin paraffin sections of the gallstones.目的:评估火棉胶增强技术在胆囊结石切片中的应用.Gallstones are forme...
Front armrests and safety belt equipped make It'safer to use.配有前扶手和安全带,使用更安全.Its horned armrests and legs were covered with goat's fur.这张椅子的扶手和凳脚长角,并披着羊皮.Chiefly Northern California Chiefly Canada A large, over...