552,430 HJORT ERLING F. An experimental study on hematogenous pyelonephritis in the rat and its possible bearing on human pathology / by Erling F. Hjort ; from the Institute for Surgical Research [...] University of Oslo, Rikshos-pitalet, Oslo, Norway. - Oslo : University of Oslo, 1980. - 63 s. pag. varia ; 25 cm Zawiera 4 prace współaut.