Cita APA

Billingham, L., Malottki, K., Pritchard, M., & Steven, N. (2011). Trials in rare diseases: The need to think differently. BioMed Central.

Citación estilo Chicago

Billingham, Lucinda, Kinga Malottki, Mark Pritchard, and Neil Steven. Trials in Rare Diseases: The Need to Think Differently. BioMed Central, 2011.

Cita MLA

Billingham, Lucinda, Kinga Malottki, Mark Pritchard, and Neil Steven. Trials in Rare Diseases: The Need to Think Differently. BioMed Central, 2011.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.