 On the other hand, the experience had no "control" group (infected patients which were not treated with phage therapy), making the pourcentages obtained less indicative.As a distinguished immunologist and microbiologist he held a number of responsible positions in the scientific life of Poland.From 1956 to 1987 he was editor-in-chief of the Archivum Immunologiae et Therapiae Experimentalis; in 1962-1990 – the head and president of the Coordination Committee of the interdisciplinary program “Studies and application of immunologic differentiation of organisms” member of the Presidium of its Wrocław branch; president of the Committee of Immunology; a founding member and the president of the Polish Association of Immunologist (and also its honorary member); a member of the International Union of Oncology and a member of numerous scientific societies; a member of the Presidium and the president of the Medical Sciences of the Central Qualifying Board, the vice-president of the Board, and an honorary member of the Polish Microbiological Society.