1. All of the plaintiffs' claims are dismissed.

2. The costs of lawsuit are assessed against the plaintiffs.

1. Basic facts

A. From March 14, 2003, the Defendant related to the party is a doctor operating Goyang-gu Ewon (hereinafter “instant hospital”). Nonparty 2 (hereinafter “the deceased”) was diagnosed on July 16, 201 of the instant hospital’s treatment for diseases, such as alcohol between regions and high blood pressure, and died on November 16, 201. The deceased’s heir died on the deceased’s wife, Plaintiff A and Plaintiff B, the deceased’s son.

B. The deceased visited the hospital of this case over 50 times from April 16, 2007 to July 16, 201. The medical records include the following major contents: On April 16, 2007, the deceased visited the hospital of this case; on June 6, 2007, the first diagnosis and examination of high blood pressure (original cyphism) 1 and the first diagnosis of 2007, after 10, after 200, after 10, after 200, after 20, after 200, after 200, after 20, after 200, after 20, after 30, after 20, after 20, after 20, after 100, after 20, after 20, after 20, after 20, after 30,000 marculic urine culic urology tests (conical urine urine urine mology tests).