资讯
The number of births declined by an average of 2 percent per year between 2015 and 2020. Birth rates have fluctuated through 2024, the CDC reported. Other data from the study focuses on fertility rate ...
NEW YORK, May 7 (Xinhua) -- North Dakota has become the 11th state in the United States with a measles outbreak, logging its first cases since 2011, according to the U.S. Centers for Disease Control ...
当前正在显示可能无法访问的结果。
隐藏无法访问的结果