“亚型”用英语怎么说？

CRF01 -AE亚型为主要流行株.The CRF 01 - AE subtype was the main epidemic strain.不出所料, 患者大多数是A亚型或D亚型.As expected, the majority the patients had HIV subtypes A or D.与之相反, CDH亚型 、 头痛频率 、 药物滥用与高自杀倾向无关.In contrast, CDH subtypes, heada...