1. Uses of botulinum toxin injection in medicine today;Munchau;BMJ,2000
2. Adjunctive applications for botulinum toxin in facial aesthetic surgery;Zimbler;Facial Plast Surg Clin North Am,2003
3. The most poisonous poison;Lamanna;Science,1969
4. American Society of Plastic Surgeons—Statistics for 2005. http://www.plasticsurgery.org/public_education/2005Statistics.cfm. Accessed on 6/15/2006.
5. American Academy of Facial Plastic and Reconstructive Surgery—Statistics for 2005. http://www.aafprs.org/media/stats_polls/m_stats.html. Accessed on 6/15/2006.