Methods At first, several groups of reference data were chosen out of database that including several hundreds of groups reference data basing on the sex, age and nationality information of patient.是什么意思_Methods At first, several groups of reference data were chosen out of database that including several hundreds of groups reference data basing on the sex, age and nationality information of patient.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句