Does your dog love going to the veterinarian, or dread it? For some dogs, the obligatory annual appointment is the equivalent of a stint of water boarding. Three-year-old Pointer mix Annabelle recognizes the veterinary clinic parking lot immediately. She engages the brake pads in her paws; her owner half-carries her to the door. Once inside, her nervous trembling causes her short hair to shed and drift throughout the waiting room. Her face is wide-eyed and terrified as she aw