article_metadata: Z Allahem S AlYami
article_metadata: 10.1155/2020/8634797
article_metadata: Case Rep Dent
article_metadata: 2020 May 15;2020:8634797.
article_metadata: CC BY
article_metadata: https://pubmed.ncbi.nlm.nih.gov/32509357/
article_metadata: Case Reports
article_metadata: PMC7245664
article_metadata: 32509357
article_metadata: Treatment of Maxillary Second Premolar with 4 Roots
article_metadata: 2020