TableĀ 1.
Author | Year | No of cases | Description |
---|---|---|---|
Ackerman et al4 | 1973 | 1 | Primary molars |
Gideon et al2 | 1991 | 2 | Primary and permanent molars |
Nguyen et al27 | 1996 | 1 | Primary and permanent molars |
Ballal et al28 | 2006 | 1 | Retained primary second maxillary molar |
Manoj Kumar et al29 | 2010 | 1 | Bilateral maxillary and mandibular first molars |
Jeevanandan et al30 | 2012 | 1 | Bilateral mandibular first molars |
Nagaveni31 | 2012 | 1 | Bilateral maxillary second molars |
Chaudhari et al32 | 2013 | 1 | Unilateral mandibular first molar |
Subhadra et al33 | 2013 | 1 | Bilateral mandibular first molars |