TY - GEN AU - Frenkel,G AU - Stellmach,R TI - [Clinical aspects and therapy of apical periodontitis. Apicectomy with orthograde root filling] SN - 0033-6580 PY - 1972///0531 KW - Apicoectomy KW - Periapical Abscess KW - surgery KW - Root Canal Obturation N1 - Publication Type: Journal Article ER -