TY - GEN AU - Boris,F TI - Esthetic improvements SN - 0363-6771 PY - 2000///0301 KW - Adult KW - Crowns KW - Dental Restoration, Permanent KW - Esthetics, Dental KW - Female KW - Gingiva KW - transplantation KW - Gingival Recession KW - surgery KW - Humans KW - Retreatment KW - Tooth Bleaching N1 - Publication Type: Case Reports; Journal Article ER -