TY - RPRT TI - Impacted permanent first molars: two case reports. AU - Hasan Babacan AU - Sinan Ay AU - Hasan Hüseyin Köşger PY - 2006 DO - 10.1111/j.1875-595x.2006.tb00074.x UR - https://pubmed.ncbi.nlm.nih.gov/16515013/ ID - 16515013 ER -