Clark, C. E., Gold, J., & Rigby, B. R. Sleep duration in middle-aged years of life predicts the age of diagnosis of Parkinson's disease. Elsevier.
Chicago Style (17th ed.) CitationClark, Cayla E., Joshua Gold, and B. Rhett Rigby. Sleep Duration in Middle-aged Years of Life Predicts the Age of Diagnosis of Parkinson's Disease. Elsevier.
MLA (9th ed.) CitationClark, Cayla E., et al. Sleep Duration in Middle-aged Years of Life Predicts the Age of Diagnosis of Parkinson's Disease. Elsevier.
Warning: These citations may not always be 100% accurate.