APA (7th ed.) Citation

Orkin, S., & Higgs, D. (2010). Medicine. Sickle cell disease at 100 years.

Chicago Style (17th ed.) Citation

Orkin, S., and D. Higgs. Medicine. Sickle Cell Disease at 100 Years. 2010.

MLA (9th ed.) Citation

Orkin, S., and D. Higgs. Medicine. Sickle Cell Disease at 100 Years. 2010.

Warning: These citations may not always be 100% accurate.