CLINICAL AND IMMUNOHISTOCHEMICAL STUDIES IN THE DIAGNOSIS OF UNDIFFERENTIATED CONNECTIVE TISSUE DYSPLASIA IN PATIENTS WITH CHOLELITHIASIS - S. E. Gumenyuk; R. A. Batchaeva; I. S. Gumenyuk; A. S. Sotnichenko; E. V. Kuevda; E. A. Gubareva; A. V. Gubish; A. G. Grigoriev; A. M. Manuylov (Кубанский научный медицинский вестник, 2016)