Cita APA

Griffiths, G., Lall, R., Chatfield, S., Short, A., Mackay, P., Williamson, P., . . . Levene, M. (1997). Randomised controlled double blind study of role of recombinant erythropoietin in the prevention of chronic lung disease.

Chicago Style Citation

Griffiths, G., R. Lall, S. Chatfield, A. Short, P. Mackay, P. Williamson, J. Brown, i M. Levene. Randomised Controlled Double Blind Study of Role of Recombinant Erythropoietin in the Prevention of Chronic Lung Disease. 1997.

Cita MLA

Griffiths, G., et al. Randomised Controlled Double Blind Study of Role of Recombinant Erythropoietin in the Prevention of Chronic Lung Disease. 1997.