What happens if cotton fiber dust is inhaled for a long period of time? (कपास फाइबर की धूल लंबी अवधि तक अंतः स्वसन करने से क्या होता है?), Who is the most important member of the health care team?, what is the causative organism of syphilis?
Q 1. What happens if cotton fiber dust is inhaled for a long period of time? (कपास फाइबर की धूल