description on its Web page http://pets.webmd.com/dogs/urine-marking-in-dogs WebMD description on its Web page WebMD: Urine Marking in Dogs description on its Web page description on its Web page description on its Web page Web MD: Urine Marking in Dogs http://pets.webmd.com/dogs/urine-marking-in-dogs description on its Web page Urine Marking in Dogs