n.吐血,咯血;
英文例句/中文翻译:
the incidence of haematemesis or/ and melaena was 14.6% in the elderly and 6.9% in the non-elderly ( p < 0.05).
呕血或/和黑便的发生率分别为14.6%和6.9%(P
drink haematemesis, be gastrorrhagia ? how to judge. ?
喝酒吐血,是胃出血么?怎么判断。?
what reason causes cough haematemesis?
咳嗽吐血是什么原因引起的?