During his secondary schooling, Štampar was a brilliant pupil and, at that time, he wrote his first literary attempt, published in the periodical Pobratim in 1902.

[2] He entered upon a new kind of work; study travels, extensive lecturing in different parts of the world, confronting health problems at the international level.

The League of Nations also entrusted him with the task of acquainting himself with the work of a special American Committee dealing with the costs of medical care.

[citation needed] Dr. Štampar has come to China to help our Government in its work on reconstruction based on the plan of technical cooperation with the League of Nations.

He went round several provinces, from Kansu and Shanghai in the West to Kwangtung and Kwangsi in the South, and made a valuable contribution to the reconstruction of our villages, especially in the field of rural health protection services.

-- Ching Feng [citation needed] In 1936, he received an offer from the secretary general of the League of Nations for the post of an expert at the Health Organization in Geneva.

After Boston, he toured a great part of North America and lectured on hygiene and social medicine at a series of universities (Yale, Cornell, Johns Hopkins, Cincinnati, Vanderbilt, McHarry, Tulane, Texas, Los Angeles, Berkeley, Portland, Minnesota, Toronto, McGill, Columbia, Galvestone).

[citation needed] The International Health Conference held in New York in the summer of 1946 was attended by the official representatives of 51 nations.

[2] At the 8th regular session of WHO in Mexico City, in 1955, Štampar was awarded the Leon Bernard Foundation Prize and Medal, the greatest international recognition of merit in the field of social medicine.