American College of Occupational and Environmental Medicine (2014 թ․ փետրվար), «Five Things Physicians and Patients Should Question», Choosing Wisely: an initiative of the ABIM Foundation, American College of Occupational and Environmental Medicine, Վերցված է 2014 թ․ փետրվարի 24-ին, which cites
Talmage, J; Belcourt, R; Galper, J; և այլք: (2011). «Low back disorders». In Kurt T. Hegmann (ed.). Occupational medicine practice guidelines : evaluation and management of common health problems and functional recovery in workers (3rd ed.). Elk Grove Village, IL: American College of Occupational and Environmental Medicine. էջեր 336, 373, 376–377. ISBN978-0615452272.
Hayward RS, Steinberg EP, Ford DE, Roizen MF, Roach KW (1991 թ․ մայիս). «Preventive care guidelines: 1991. American College of Physicians. Canadian Task Force on the Periodic Health Examination. United States Preventive Services Task Force». Ann. Intern. Med. 114 (9): 758–83. doi:10.7326/0003-4819-114-9-758. PMID2012359.
Lawrence RS, Mickalide AD (1987 թ․ ապրիլ). «Preventive services in clinical practice: designing the periodic health examination». JAMA. 257 (16): 2205–7. doi:10.1001/jama.257.16.2205. PMID3560403.
Beck LH (1999 թ․ նոյեմբեր). «Periodic health examination and screening tests in adults». Hosp Pract (Minneap). 34 (12): 117–8, 121–2, 124–6. doi:10.3810/hp.1999.11.175. PMID10616549.
Hayward RS, Steinberg EP, Ford DE, Roizen MF, Roach KW (1991 թ․ մայիս). «Preventive care guidelines: 1991. American College of Physicians. Canadian Task Force on the Periodic Health Examination. United States Preventive Services Task Force». Ann. Intern. Med. 114 (9): 758–83. doi:10.7326/0003-4819-114-9-758. PMID2012359.
Lawrence RS, Mickalide AD (1987 թ․ ապրիլ). «Preventive services in clinical practice: designing the periodic health examination». JAMA. 257 (16): 2205–7. doi:10.1001/jama.257.16.2205. PMID3560403.
Campbell, Earl W.; Lynn, Christopher K. (1990), Walker, H. Kenneth; Hall, W. Dallas; Hurst, J. Willis (eds.), «The Physical Examination», Clinical Methods: The History, Physical, and Laboratory Examinations (3rd ed.), Butterworths, ISBN978-0-409-90077-4, PMID21250202, Վերցված է 2019 թ․ դեկտեմբերի 2-ին
Campbell, Earl W.; Lynn, Christopher K. (1990), Walker, H. Kenneth; Hall, W. Dallas; Hurst, J. Willis (eds.), «The Physical Examination», Clinical Methods: The History, Physical, and Laboratory Examinations (3rd ed.), Butterworths, ISBN978-0-409-90077-4, PMID21250202, Վերցված է 2019 թ․ դեկտեմբերի 2-ին