Cite
Vitamin D deficiency in community-acquired pneumonia: low levels of 1,25(OH)2 D are associated with disease severity.
MLA
Pletz, Mathias W., et al. “Vitamin D Deficiency in Community-Acquired Pneumonia: Low Levels of 1,25(OH)2 D Are Associated with Disease Severity.” Respiratory Research, vol. 15, Apr. 2014, p. 53. EBSCOhost, https://doi.org/10.1186/1465-9921-15-53.
APA
Pletz, M. W., Terkamp, C., Schumacher, U., Rohde, G., Schütte, H., Welte, T., & Bals, R. (2014). Vitamin D deficiency in community-acquired pneumonia: low levels of 1,25(OH)2 D are associated with disease severity. Respiratory Research, 15, 53. https://doi.org/10.1186/1465-9921-15-53
Chicago
Pletz, Mathias W, Christoph Terkamp, Ulrike Schumacher, Gernot Rohde, Hartwig Schütte, Tobias Welte, and Robert Bals. 2014. “Vitamin D Deficiency in Community-Acquired Pneumonia: Low Levels of 1,25(OH)2 D Are Associated with Disease Severity.” Respiratory Research 15 (April): 53. doi:10.1186/1465-9921-15-53.