TY - RPRT TI - Endodontic therapy for dens invaginatus in a maxillary second premolar. AU - I Rotstein AU - A Stabholz AU - S Friedman PY - 1987 DO - 10.1016/0030-4220(87)90320-3 UR - https://pubmed.ncbi.nlm.nih.gov/3469607/ ID - 3469607 ER -