Multicenter Study

Serum zinc in critically ill adult patients with acute respiratory failure.

Acta Anaesthesiol Scand. 2011 May 1;55(5):615-21.
Comparative Study

Serum activin A and B, and follistatin in critically ill patients with influenza A(H1N1) infection.

Bmc Infect Dis. 2014 Jan 1;14:253.
Multicenter Study

The occurrence and impact of bacterial organisms complicating critical care illness associated with 2009 influenza A(H1N1) infection.

Chest. 2013 Jul 1;144(1):39-47.