21070
Polycalcium is a mixture of Polycan and calcium lactate - gluconate 1 : 9 ( w / w ) with demonstrated antiosteoporosis activity in vitro and in vivo studies .
 Chemical: Polycalcium; Chemical: calcium lactate - gluconate
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: Polycalcium; Chemical: calcium lactate - gluconate