777 P.2d 1072 DIANE K. GJERDE, ET AL, Appellants, v. ULRICH FRITZSCHE, Respondent. No. 22776-9-I.The Court of Appeals of Washington, Division One. August 21, 1989. [1] Medical Treatment — Malpractice — Standard of Care — Time of Knowledge — Instruction. Whether a physician committed malpractice is determined based on what the physician knew or should […]