Background : Henoch - Schonlein purpura nephritis ( HSPN ) is a common secondary glomerulonephritis in children.过敏性紫癜性肾炎 ( HSPN ),是儿童时期常见的继发性肾脏疾病.Thymic involution caused by child abuse might lead to secondary immunodefi...
用公式计算容器的容积。Use the formula to calculate the volume of the container.他们假定塑料容器的寿命为500年。They postulated a 500-year lifespan for a plastic container.热量从液体到容器的传导the transference of heat from the liquid to the container...
Menarche at earlier age was associated with a higher BMD ( P & lt; 0.05 ).月经初潮早的女性BMD值比月经初潮晚的女性高 ( P & lt; 0.05 ).Delayed menarche, dysmenorrheal. Can conceive, delivered mostly girls.多有月经初潮偏迟, 痛经史.曾经生育的大多是女孩儿.The associ...