[IX. International Neurological Congress and IV. International Neurosurgical Congress in New York, Sep. 20-27, 1969].
D003226:Congresses as Topic; D007391:International Cooperation; D009462:Neurology; D009493:Neurosurgery; D009519:New York City
IX. Medzinárodný neurologický kongres a IV. medzinárodný neurochirurgický kongres v new yorku 20-27. septembra 1969.