title: [Scientific contacts in the field of medicine between Leszno and Halle (on the 3rd centenary of Jan Jonston's death].
mesh_terms: D005858:Germany; D049670:History, 17th Century; D049671:History, 18th Century; D011044:Poland
vernacular_title: O kontaktach naukowych na polu medycyny miedzy Lesznem a Halle (z okazji trzysetnej rocznicy śmierci Jana Jonstona)