Professor Nikolai Vasil’evich Rukhlyada (to the 70th anniversary of his birthday) - I. A. Solov’Ev; D. A. Surov; A. P. Utochkin; V. F. Ozerov; R. V. Titov; V. A. Loginov; A. V. Kolunov (Вестник хирургии имени И.И. Грекова)