 "Experiments carried out by the principal of the Swedish Veterinary Institute ("Veterinärhögskolan") by order of the Swedish government in 1925 and published in 1928 determined that the blood carried to the brain by the vertebral arteries in bovines is reduced after slaughter by the Jewish method shehitah from 1/30 to 1/40, and on the basis of this and one other experiment Professor Axel Sahlstedt declared the method humane and not cruel.However, on the basis of other experiments that had showed different results, Sahlstedt recommended post-stunning as standard.However, in a study between 1974 and 1978 Wilhelm Schulze and his colleagues carried out a study at the School of Veterinary Medicine, Hannover University in Germany