TY - GEN TY - GEN T1 - Studies on the vitamin B12-binding principle and other biocolloids of human gastric juice T2 - Acta medica Scandinavica A1 - Gräsbeck, Ralph, 1930- LA - eng PP - Stockholm PB - Almqvist & Wiksell YR - 1956 UL - https://kansalliskirjasto.finna.fi/Record/fikka.3575275 ER -