Relapses of the malady, ineffectiveness of different drug regimens and even resistance to drugs are emerging. 疾病的反復(fù)發(fā)作，不同藥物治療方案的無效，甚至耐藥性正在出現(xiàn)。
One important variable associated with team effectiveness and ineffectiveness is team gender composition. 與團(tuán)隊(duì)有效和無效相關(guān)的一個(gè)重要變量是團(tuán)隊(duì)的心理性別構(gòu)成。