Table 1: Literature search strategy and outcomes

Search method		Search term/journal name		Number of items retrieved		Number of items related to study outcome		Items not found during PubMed search		Case reports		In vitro studies		Number of relevant items (in vivo clinical trials)
PubMed search		Intracanal post and primary not permanent teeth		10		6		NA		2		2		2
PubMed search		Canal and post and primary not permanent teeth		61		11		NA		6		3		2
PubMed search		Restoration and anterior teeth and primary not permanent teeth		69		10		NA		6		2		2
Scopus		Restoration and anterior teeth and primary teeth		154		12		2		6		1		5
Cochrane library		Restoration and anterior teeth and primary not permanent teeth		2		0		0		0		0		0
Hand search		International Journal of Pediatric Dentistry		NA		1		0		1		0		0
Hand search		Journal of Clinical Pediatric Dentistry		NA		9		1		3		3		3
Hand search		Journal of Dentistry for Children		NA		1		1		1		0		0
Hand search		Pediatric Dentistry		NA		0		0		0		0		0
Hand search		Journal of American Dental Association		NA		1		1		0		0		1
Total				–		–		–		15		5		7