3878
Because knowledge of stone composition is essential for studies of their pathogenesis , treatment , and prevention , this was investigated by direct and indirect methods in 14 octreotide treated acromegalic patients with gall stones .
 Chemical: octreotide; Disease: acromegalic; Disease: gall stones
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: octreotide, acromegalic, gall stones 
Answer:
 Chemical: octreotide; Disease: acromegalic; Disease: gall stones