APA

Ioannides S. J., Williams M., Jefferies S., Perrin K., Weatherall M., Siebers R., Crane J., Patel M., Travers J., Shirtcliffe P. & Beasley R. (20160516). Randomised placebo-controlled study of the effect of paracetamol on asthma severity in adults. : BMJ open.

Chicago

Ioannides Sally J, Williams Mathew, Jefferies Sarah, Perrin Kyle, Weatherall Mark, Siebers Robert, Crane Julian, Patel Mitesh, Travers Justin, Shirtcliffe Philippa and Beasley Richard. 20160516. Randomised placebo-controlled study of the effect of paracetamol on asthma severity in adults. : BMJ open.

Harvard

Ioannides S. J., Williams M., Jefferies S., Perrin K., Weatherall M., Siebers R., Crane J., Patel M., Travers J., Shirtcliffe P. and Beasley R. (20160516). Randomised placebo-controlled study of the effect of paracetamol on asthma severity in adults. : BMJ open.

MLA

Ioannides Sally J, Williams Mathew, Jefferies Sarah, Perrin Kyle, Weatherall Mark, Siebers Robert, Crane Julian, Patel Mitesh, Travers Justin, Shirtcliffe Philippa and Beasley Richard. Randomised placebo-controlled study of the effect of paracetamol on asthma severity in adults. : BMJ open. 20160516.