APA (7th ed.) Citation

PS, H. (1995). Genetic testing, common diseases, and health service provision. Lancet (London, England), 346(8991-8992), 1645. https://doi.org/10.1016/s0140-6736(95)92835-9

Chicago Style (17th ed.) Citation

PS, Harper. "Genetic Testing, Common Diseases, and Health Service Provision." Lancet (London, England) 346, no. 8991-8992 (1995): 1645. https://doi.org/10.1016/s0140-6736(95)92835-9.

MLA (9th ed.) Citation

PS, Harper. "Genetic Testing, Common Diseases, and Health Service Provision." Lancet (London, England), vol. 346, no. 8991-8992, 1995, p. 1645, https://doi.org/10.1016/s0140-6736(95)92835-9.