How sharper than a serpent's tooth to have a despotic pediatric dentist. Parents who decide, for whatever reason, that they don't like their children's oral care provider should be forewarned. Empowered by government "mandatory reporter" laws, dental offices are now using their authority to threaten families with child abuse charges if they don't comply with the cavity police. Mom Trey Hoyumpa shared a letter last week on Facebook from a dental office called Smiles 4 Keeps in Bartonsville, Pennsylvania. It informed her that if she did not make a dental appointment for "regular professional cleanings" for her child, she could...