[A new esophageal contrast medium, S4, produced by the Fahlberg-List pharmaceutic plants].
D001466:Barium Sulfate; D003287:Contrast Media; D004947:Esophagus / Q000000981:diagnostic imaging*; D011859:Radiography
D003287:Contrast Media; D001466:Barium Sulfate
BARIUM SULFATE; ESOPHAGUS/radiography
Uber ein neues Osophaguskontrastmittel S4 der VEB Pharmazeutische Fabriken Fahlberg-List.