Sensitivity of pigmented mucosa and skin to freezing injury.
D000818:Animals; D002610:Cheek; D004285:Dogs; D005615:Freezing; D008544:Melanocytes / Q000166:cytology*; D009061:Mouth Mucosa / Q000166:cytology*; D010159:Palate; D010858:Pigmentation; D012867:Skin / Q000166:cytology*; D013997:Time Factors