“NTDC Impact of Substance Abuse” has been added to your cart. Continue shoppingRemove itemThumbnail imageProductPriceQuantitySubtotal NTDC Preparing for Intrusive Questions $20.00 NTDC Preparing for Intrusive Questions quantity $20.00 NTDC Impact of Substance Abuse $20.00 NTDC Impact of Substance Abuse quantity $20.00 Coupon: Apply coupon Update cart Cart totalsSubtotal$40.00Tax$0.00Total$40.00 Proceed to checkout