作者单位:
Univ Southern Calif, Leonard D Schaeffer Ctr Hlth Policy & Econ, Los Angeles, CA USA
[1]
Childrens Hosp Assoc, Overland Pk, KS USA
[2]
Oregon Hlth & Sci Univ, Pediat, Portland, OR 97201 USA
[3]
Univ Southern Calif, Keck Sch Med, Childrens Hosp Los Angeles, Ctr Fetal & Neonatal Med,USC Div
[4]
Beth Israel Deaconess Med Ctr, Dept Neonatol, Boston, MA 02215 USA
[5]
Childrens Hosp Oakland, Neonatol, Oakland, CA USA
[6]
发布时间
2017-04-06