Stanchev, I. Genetico-mathematical analysis of the inheritance pattern of Peptic ulcer deseace. Plovdiv: 1993 39-43,.
Stanchev, I. Genetico-mathematical analysis of the inheritance pattern of Peptic ulcer deseace. Plovdiv: 1993 39-43,.
Stanchev, I. (1993) Genetico-mathematical analysis of the inheritance pattern of Peptic ulcer deseace, Plovdiv: 39-43,.
Stanchev, I. (1993). Genetico-mathematical analysis of the inheritance pattern of Peptic ulcer deseace. II. Method of simple registration. Assessment of the direct methods of Weinberg. Plovdiv: 39-43.
Stanchev I. Genetico-mathematical analysis of the inheritance pattern of Peptic ulcer deseace: II. Method of simple registration. Assessment of the direct methods of Weinberg. Plovdiv: 1993. p. 39-43.