[Diagnostic possibilities of the flexible hysteroscopy in irregular uterine bleeding].

The aim of the present study was to evaluate the possibilities of diagnostic flexible hysteroscopy for women with irregular uterine bleeding. The study was based on 569 women aged between 26 and 72 years (mean age 46.78 years) with weak to moderate irregular uterine bleeding who had given agreement for invasive investigations.

[Biological criteria for the rational use of new protein sources in meat products].

The authors review the theory of the development of meat products with the use of non-traditional protein sources. The main task that arises in the course of the development of combined meat products lies in the design of protein compositions whose biological value would not be inferior to that common to proteins contained by meat or to that common to an ideal protein. The authors discuss 2 varieties of combined meat products.