Clinical comparative study of continuous tepid bi ood cardiopl egia perfusion and intermittent cold crystal loid perfusion .
持续微温血灌注与间断冷晶体灌注的临床对比观察。
Cellu loid plastic made it possible , for the first time , to produce combs in real abundance - keeping prices low even for today 's collector who doesn 't have a lot to spend but wants to own something fabulous .