16001
By stimulating the His–Purkinje fiber network directly with a special lead and placement technique , HBP causes a synchronized and therefore more effective ventricular activation and avoid long term heart muscle disease .
 His–Purkinje
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 His–Purkinje