title: [Determination of ph of the rectal mucosa with the aid of a new recorder].
mesh_terms: D012809:Colon, Sigmoid; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007413:Intestinal Mucosa; D012002:Rectal Diseases / Q000175:diagnosis*; D012007:Rectum; D020694:Sigmoidoscopes
vernacular_title: Opredelenie ph slizistoĭ obolochki priamoĭ kishki pri pomoshchi novogo datchika