Results 71 to 80 of about 10,495 (149)

[Advances in pharmacological research for retinopathy of prematurity]. [PDF]

open access: yesZhejiang Da Xue Xue Bao Yi Xue Ban
Xie Y, Zheng S, Yang H.
europepmc   +1 more source

澳大利亚的袋鼠

open access: yes野生动物学报, 1989
澳大利亚有48种袋鼠,无论是哪个种,都被叫做袋鼠,因为在母兽的腹部有一个自然生长的皮口袋——育儿袋,里面生有乳头,幼小的仔兽可以在袋内发育长大。袋鼠各个种的成体高度在0.25—2.4m 不等。它们共同的特征是长尾、小前腿和粗而长的后腿。自从欧洲人在1788年移民到澳大利亚,许多种袋鼠的原始生活状态被破坏了,一些种今天的数量更多了,而另一些种的数量则减少或灭绝了 ...
doaj  

[Predictors of adverse pregnancy outcomes in patients with systemic lupus erythematosus]. [PDF]

open access: yesBeijing Da Xue Xue Bao Yi Xue Ban
Wang W, Hou Y, Li C, Zhang X.
europepmc   +1 more source

1996年《野生动物》杂志总目录

open access: yes野生动物学报, 1996
1996年《野生动物》杂志总目录遗鸥雏鸟生长发育的研究白力军王克为等W2)19绿尾虹雉育雏研究程彩云李金录刘凤玲91(3)19褐马鸡的人工孵化和育雏谭玉洁张文元张春颖91(3)22黄腹角雉在部U也区人工繁殖的初步探讨海占春回云萍韩树范91(日历圈养祖...
doaj  

[Factors influencing maxillary dental arch development in children after Sommerlad-Furlow palatoplasty]. [PDF]

open access: yesHua Xi Kou Qiang Yi Xue Za Zhi
Wang J   +6 more
europepmc   +1 more source

[Perinatal outcomes of single intrauterine fetal demise in monochorionic diamniotic twins]. [PDF]

open access: yesBeijing Da Xue Xue Bao Yi Xue Ban
Bian W   +9 more
europepmc   +1 more source

Home - About - Disclaimer - Privacy