1. 1 Private practice, New York, USA.
2. 2 Malo Smile USA, Elizabeth, New Jersey, USA
3. 3 Rutgers School of Dental Medicine, Newark, New Jersey, USA.
4. 4 Dental Arts of South Jersey, Voorhees, New Jersey, USA.
5. 5 Nova Southeastern University College of Dental Medicine, Fort Lauderdale, Florida, USA.