1.Heartworm positive dogs should also be tested for the presence of microfilariae, usually using a concentrating filter test.
心蠕虫检测阳性犬应检查血中是否有仔虫，仔虫的检测通常使用集中过滤检测法。
2.Heartworm positive dogs should also be tested for the presence of microfilariae, usually using a concentrating filter test.
心蠕虫检测阳性犬应检查血中是否有仔虫，仔虫的检测通常使用集中过滤检测法。