Critics of this update cite the modest body of research into the validity of DMDD as a viable diagnostic entity, as well as the worry that such a diagnosis could increase the number of children diagnosed with mental illness and subsequent exposure to psychotropic medications with potential long-term side effects.
From the Help link: Cancellations must be processed through a Comcast representative and cannot be initiated online. Please contact a Comcast representative at 1-800-XFINITY ( 1-800-934-6489 ) to cancel your service.
Below is a list of toll free 800 numbers for Comcast Cable. Customer Service/Billing/Moving: 1-800-COMCAST (1-800-266-2278). 1  Thank you for calling comcast home of xFinity [para continua en espanol marti nueba] for quality or training purposes your call maybe monitored or recorded.