श्रमिकको आफ्नो पेसाप्रतिको अवधारणा मनिपाल शिक्षण अस्पताल, पोखराका श्रमिकमा आधारित समाजशास्त्रीय अध्ययन{The Concept of the Worker Towards his Profession Based on Workers from Manipal Teaching Hospital, Pokhara Sociological Studies }