Any qualified dentist would require an exam and radiographs first before performing any dental work on a patient.It is the dentists responsibility to make sure your mouth is free of any other disease if he/she is going to work on you.
You will never compare a ceramic with a resini think it would be a mistake , sooner or later that bonding will change color .a ceramic veneer will not have changestry to go for veneers , you should check what is offered in dental tourism.