The following are multiple choice questions (with answers) about medical knowledge.   **Question:** According to ISO 6876-2001 ADA specifications 57 Endodontics sealer penetration is upto?   (A) 150 μm   (B) 50 μm   (C) 300 μm   (D) 100 μm
['(B) 50 μm <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) 150 μm \n (B) 50 μm \n (C) 300 μm \n (D) 100 μm <> possible answers', '  According to ISO 6876-2001 ADA specifications 57 Endodontics sealer penetration is upto? <> context@']