TY - RPRT TI - [External respiration and gas exchange in healthy children under conditions of increased and decreased oxygen concentration in inspired air]. AU - M M Seredenko AU - A M Khvul' AU - A M Vinogradov AU - T V Serebrovskaia AU - T V Rozova UR - https://pubmed.ncbi.nlm.nih.gov/892056/ ID - 892056 ER -