APA

Somner J. E. A., Cavanagh D. J., Wong K. K. Y., Whitelaw M., Thomson T. & Mansfield D. (20110418). The precautionary principle: what is the risk of reusing disposable drops in routine ophthalmology consultations and what are the costs of reducing this risk to zero?. : Eye (London, England).

Chicago

Somner J E A, Cavanagh D J, Wong K K Y, Whitelaw M, Thomson T and Mansfield D. 20110418. The precautionary principle: what is the risk of reusing disposable drops in routine ophthalmology consultations and what are the costs of reducing this risk to zero?. : Eye (London, England).

Harvard

Somner J. E. A., Cavanagh D. J., Wong K. K. Y., Whitelaw M., Thomson T. and Mansfield D. (20110418). The precautionary principle: what is the risk of reusing disposable drops in routine ophthalmology consultations and what are the costs of reducing this risk to zero?. : Eye (London, England).

MLA

Somner J E A, Cavanagh D J, Wong K K Y, Whitelaw M, Thomson T and Mansfield D. The precautionary principle: what is the risk of reusing disposable drops in routine ophthalmology consultations and what are the costs of reducing this risk to zero?. : Eye (London, England). 20110418.