1. The Principles and Practice of Medicine;Osler,1901
2. Death, preliminary data for 2004;Minino;National Vital Statistics Report,2006
3. Macrophage and polymorphonuclear neutrophils in lung defense and injury;Sibille;Am Rev Respir Dis,1990
4. Pulmonary host defenses;Reynolds;Chest,1989
5. Immunomodulatory functions of surfactant;Wright;Physiol Rev,1997