TY JOUR TI Methods to Improve the Accuracy of Urease Respiratory Diagnosis of Helicobacter Pylori KW Helicobacter pylori KW diagnosis KW gas sensor KW neural network. JO Journal of New Medical Technologies AU Yasoveev, V.. AU Matantsev, A.. AU Urazbakhtina, Y.. PY 2015 IS 22 PB INFRA-M Academic Publishing LLC.