Assertion: streptokinase | /r/HasProperty | problem
Facets:
Source sentences:
text: Streptokinase is a potent antigen and problems relating to its antigenicity caused a major shift from interest in streptokinase to urokinase.
text: Streptokinase is a potent antigen and problems relating to its antigenicity caused a major shift from interest in streptokinase to urokinase.