These included endocrinological, behavioural, and genetic studies. Other common reasons are trauma, psychiatric disorders, and endocrinological disorders. Hypoaldosteronism is an endocrinological disorder characterized decreased levels of the hormone aldosterone. Repeated occurrence unrelated to lactation requires endocrinological examination. Marian is an "endocrinological castrato" or "natural castrato". The study will compare the effectiveness of different interventions, including psychological, endocrinological and alternative interventions. Ultimately, empirical support from comprehensive endocrinological studies exist for both interpretations. The research activity mainly focused on the endocrinological aspects of reproduction and human sexuality. He was a secretary of the Main Board of the Polish Endocrinological Association. He was awarded the Dale Medal from the British Endocrinological Society in 1971.