Phân tích tư tưởng của nhân dân qua đoạn thơ: Những người vợ nhớ chồng… Những cuộc đời đã hóa sông núi ta trong Đất nước của Nguyễn Khoa Điềm
3402
1
0
9 trang
Since not all the dental discolorations can be bleached effectively, it is important to recognize the etiology of discoloration and to
communicate the information to the patient, along with the available treatment options, alternative treatment, and their potential
outcomes. Nonvital bleaching is indicated when the discoloration is due to pulpal necrosis, pulpal hemorrhage, endodontic filling
materials, or mild to moderate tetracycline staining.The most important prerequisite for internal bleaching of a tooth is the quality
of the endodontic therapy. Nonvital bleaching procedure should be avoided when the root canal treatment is inadequate. Superficial
enamel stains can be removed by pumice polishing, microabrasion, or an external bleaching...
Nội dung trích xuất từ tài liệu:
Aesthetic Edits For Character Animation
