@incollection{, 10E4E8128CB2E49F03930F50C12FEC1C , author={{Dr. VivekAmin} and {Dr. VishalAmin} and {Dr.Swathi} and {YENEPOYA DENTAL COLLEGE AND HOSPITAL}}, journal={{Global Journal of Medical Research}}, journal={{GJMR}}2249-46180975-588810.34257/GJMR, address={Cambridge, United States}, publisher={Global Journals Organisation}1321517 } @incollection{b0, , title={{Botox in gummy smile-a review}} , author={{ KCSahoo }} , journal={{Indian journal of dental sciences}} 1 4 , year={2012} } @incollection{b1, , title={{Botox as an adjunct to orthognathic surgery for a case of sever vertical maxillary excess}} , author={{ AdarshSIndira }} , journal={{J. Maxillofac. Oral Surg}} 10 3 , year={2011} } @book{b2, , title={{Anatomy of the naso labial fold: the key stone of the smiling mechanism}} , author={{ LRRubin } and { YMishriki } and { GLee }} 83 , address={Plast Reconstr Surg1989} } @book{b3, , title={{Improving the acute nasolabial angle and medial nasolabial fold by levator alae muscle resection}} , author={{ JEPessa }} 29 , address={Ann Plast Surg1992} } @incollection{b4, , title={{The importance of incisor positioning in the esthetic smile: the smile arc}} , author={{ DMSarvar }} , journal={{AM J Orthod Dentofacial Orthop}} 120 , year={2001} } @incollection{b5, , title={{Botulinum toxin type A in the treatment of excessive gingival display}} , author={{ MarioPolo }} , journal={{AM J Orthod Dentofacial Orthop}} 127 , year={2005} } @incollection{b6, , title={{Effects on craniofacial growth and development of unilateral botulinum neurotoxin injection into the masseter muscle}} , author={{ ChinYang Tasi }} , journal={{AM J Orthod Dentofacial Orthop}} 135 , year={2009} } @incollection{b7, , title={{Botulinum toxin type A (Botox) for the neuromuscular correction of excessive gingival display on smiling (gummy smile)}} , author={{ MarioPolo }} , journal={{Am J Orthod Dentofacial Orthop}} 133 , year={2008} , note={Figure and Figure Legend} }