Sleep Centre Sichuan Fourth People’s Hospital Sichuan China;
Sleep Centre Sichuan Fourth People’s Hospital Sichuan China;
Sleep Centre Sichuan Fourth People’s Hospital Sichuan China;
Sleep Centre Sichuan Fourth People’s Hospital Sichuan China;
Sleep Centre Sichuan Fourth People’s Hospital Sichuan China;
Follow-up system; Obstructive sleep apnea syndrome; Ventilator therapy; Compliance; State of an illness;