Cita APA

Lopes, L., Cardoso, T., & Carneiro, A. (2001). Risk factors for early-onset respiratory infection in a general intensive care unit (ICU). BioMed Central.

Chicago Style Citation

Lopes, LM, T. Cardoso, i AH Carneiro. Risk Factors for Early-onset Respiratory Infection in a General Intensive Care Unit (ICU). BioMed Central, 2001.

Cita MLA

Lopes, LM, T. Cardoso, i AH Carneiro. Risk Factors for Early-onset Respiratory Infection in a General Intensive Care Unit (ICU). BioMed Central, 2001.