在HER2阴性乳腺癌脑转移中，有效的治疗药物更少，尽管目前指南推荐诸如卡培他滨、顺铂等传统化疗药物治疗脑转移，但证实其有效的研究数据有限，亟需开展更多高质量的临床研究来优化治疗方案，以满足需求。

YAOUNDE, July 21 (Xinhua) -- At least two children were killed in a bomb explosion early Monday in Cameroon's Far North region, according to locals and security sources.

Bidar (Karnataka), July 21 (UNI) Panic and heightened security measures have gripped the historic Gurdwara Nanak Jhira Sahib in Bidar after two separate bomb threat emails were received within 48 hour ...

NEW DELHI, July 18 (Xinhua) -- More than 20 schools across Delhi received bomb threats via emails on Friday morning, as a result of which such schools were evacuated and thoroughly searched to ensure ...