文
论文分享
演练场
杂货铺
论文推荐
字
编辑器下载
登录
注册
Ary
发表
Methotrexate for the treatment of Crohn's disease. The North American Crohn's Study Group Investigators.
Loyd, Ary, G. Greenberg, 1995, The New England journal of medicine.