299 P. 660 A.V. JOLY, Respondent, v. R.M. MELLOR, doing business as System of Painless Dentistry, et al., Appellants. No. 22734. Department One.The Supreme Court of Washington. May 26, 1931. [1] PHYSICIANS AND SURGEONS (10-1) — MALPRACTICE — NEGLIGENCE — EVIDENCE — SUFFICIENCY. The negligence of a dentist in extracting a tooth is a question […]