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["Antineoplastic",12]
["Nervous system",12]
["Sensorial organs",11]
["Cardiovascular system",8]
["Dermatologicals",7]
["Antiinfectives",6]
["Respiratory system",6]
["Various",3]
["Alimentary trac and metabolism",3]
["Systemic horminal",3]
["Genito-urinary system",2]
["Musculo-skeletal system",2]
["Blood and blood forming organs",1]
["Antiparasitic products",1]