[EXPERIENCES FROM AN EDUCATIONAL TRIP TO PARIS AND TO THE UNITED STATES].
D005602:France; D006801:Humans; D007753:Laboratories; D010297:Paris; D014481:United States
FRANCE; LABORATORIES; UNITED STATES
POZNATKY ZE STUDIJN'I CESTY DO PA R'I ZE A SPOJEN'YCH ST'ATU AMERICK'YCH.