Nawaid, A., Taithongchai, A., Sadiq, R., Mustfa, N., & Hagan, G. (2012). Acute hypercapnic respiratory failure (AHRF): Looking at long-term mortality, prescription of long-term oxygen therapy and chronic non-invasive ventilation (NIV). Clin Med (Lond).

Nawaid, Ahmad, Anika Taithongchai, Rehana Sadiq, Naveed Mustfa, and Guy Hagan. "Acute Hypercapnic Respiratory Failure (AHRF): Looking At Long-term Mortality, Prescription of Long-term Oxygen Therapy and Chronic Non-invasive Ventilation (NIV)." Clin Med (Lond) 2012.

Nawaid, Ahmad, et al. "Acute Hypercapnic Respiratory Failure (AHRF): Looking At Long-term Mortality, Prescription of Long-term Oxygen Therapy and Chronic Non-invasive Ventilation (NIV)." Clin Med (Lond) 2012.