<prompt> Translate the following text to EnglishMiongoni mwa wataalamu ambao hutibu na kusoma tabia za kulazimisha na utegemezi wa kemikali, kuna utata juu ya maana ya neno utumiaji na ufanisi wa mfano wa ugonjwa kwa aina ya ulevi unaodhaniwa, kutoka kwa ulevi hadi kamari ya kulazimisha.  <response>: Among experts who treat and study compulsive behaviors and chemical dependencies, there is controversy over the meaning of the term addiction and the efficacy of the disease model for a range of supposed addictions, from alcoholism to compulsive gambling. 