India, with more than 1billion people, had no access to a bone marrow registry.

有十亿多人口的印度却没有骨髓登记的渠道。

youdao

India, with more than 1billion people, had no access to a bone marrow registry.

有十亿多人口的印度却没有骨髓登记的渠道。

youdao