Table 3.

Categories of financial links to industry described in manuscript’s source of funding information and/or financial conflict of interest disclosures sections, with evidence of link

Name of group, company, or individual	Example of link to industry
Indoor tanning device companies
Amber Leisure Ltd	https://www.europages.co.uk/AMBER-LEISURE-LTD/GBR010993-00101.html
Dan-Sun	https://www.europages.co.uk/DANSUN-APS/DNK028667-00101.html
KBL-Solarien AG	https://www.leisuremanagement.co.uk/detail.cfm?pagetype=detail&subject=companydetail&co_code=31331678 http://unsafeproducts.eu/recall/165509-kbl-solarien-ag-sun-bed-megasun-4000
Nordic Solarium Ltd	https://nordic.co.uk
Philips Lighting	https://www.lighting.philips.com/main/products/special-lighting/phototherapy; http://www.tanninglamps4less.com/philips.html
Sperti Sunlamps (KBD, inc)	https://www.sperti.com
Summertan Netherlands	https://www.summertan.nl
Wolff System Technology Corporation	http://www.wolffsystem.com/about.html
Industry supported organizations
American Suntanning Association	https://americansuntanning.org/about-us/
Association of Sun Tanning Operators Ltd	https://europepmc.org/backend/ptpmcrender.fcgi?accid=PMC1546966&blobtype=pdf
Danish Sunbed Federation	https://ec.europa.eu/health/sites/health/files/scientific_committees/emerging/docs/ev_20160412_co15_en.pdf
European Sunlight Association	http://europeansunlight.eu/about-us/
Foundation for General Light Therapy
Indoor Tanning Association	https://www.ftc.gov/news-events/press-releases/2010/01/indoor-tanning-association-settles-ftc-charges-it-deceived; https://www.ftc.gov/enforcement/cases-proceedings/082-3159/indoor-tanning-association-matter; http://www.indoortanninglotion.org/indoor-tanning-association/; http://www.istmagazine.com/ita-update-a-fond-farewell/
Jörg Wolff Foundation	https://www.joerg-wolff-stiftung.de/en/the-foundation/the-founder/
Sunlight, Nutrition, and Health Research Center (SUNARC)	https://ec.europa.eu/health/sites/health/files/scientific_committees/emerging/docs/ev_20160412_co09_en.pdf
Sunlight Research Forum	http://www.revitalighttherapy.com/base-tans-work-sunlight-research-forum/
The Norwegian Tanning Association	-
Vitamin D Alliance	https://business-ethics.com/wp-content/uploads/2012/08/TanChart.pdf
Vitamin D Council	https://www.vitamindcouncil.org/about-us/#.XZ8AVKfMzGI; https://www.vitamindcouncil.org/about-us/sponsors/#.XZ8AY6fMzGI
Vitamin D Society	http://www.vitamindsociety.org/pdf/What%20is%20the%20Best%20Source%20of%20Vitamin%20D%20-%20Part%201%20-%20Marc%20Sorenson%20EdD.pdf
Ultraviolet (ultraviolet) Light Foundation	http://uvfoundation.org/2019/03/08/get-your-light-on-dark-winter-days/
Pharmaceutical companies
Amgen	https://www.amgen.com; https://www.nytimes.com/2018/08/18/business/vitamin-d-michael-holick.html
Anacor: acquired by Pfizer	https://www.nytimes.com/2016/05/17/business/dealbook/pfizer-to-acquire-anacor-pharmaceuticals-for-5-2-billion.html
Baxter	https://www.baxter.com; https://www.nutraingredients.com/Article/2002/05/29/Baxter-innovates-in-dietary-supplements#
Dermapharm	https://www.dermapharm.de https://www.dermapharm.de/produkte.html#/360/dekristol-400-i-e.html
DermTech International	https://dermtech.com https://www.biospace.com/article/dermtech-international-and-b-rady-children-s-hospital-san-diego-b-initiate-study-to-understand-effects-of-vitamin-d-as-a-treatment-for-atopic-derm
Boots UK (Boots the Chemists)	https://www.boots.com; https://www.boots.com/vitabiotics-ultra-vitamin-d-2000-iu-extra-strength-10240007
Galderma	https://www.galderma.com/news/galderma-wins-fda-approval-vectical-tm-ointment
Genentech (acquired by Roche)	https://diagnostics.roche.com/global/en/products/params/elecsys-vitamin-d-total-ii.html
Immundiagnostik AG	http://www.immundiagnostik.com/en/home.html http://www.immundiagnostik.com/en/home/news/product-news/product-news-articles/article/409/14.html
Leo Pharmaceuticals	http://www.leo-pharma.us/Files/Billeder/LEO_local_images/LEO-Pharma.US/PI%20-%20Dovonex%20Cream.pdf
Otsuka	https://www.otsuka-us.com https://www.otsuka.co.jp/en/nutraceutical/products/naturemade/
Pfizer Inc	https://www.pfizer.com https://www.pfizer.com/products/product-detail/caltrate
Pharma-Vinci (acquired by Axellus)	https://www.helsinkitimes.fi/m/htimes/domestic-news/general/4184.html
Reckitt Benckiser	https://www.rb.com https://www.sears.com/reckitt-benckiser-schiff-glucosamine-2000-mg-plus-vitamin/p-SPM8656343511
Roche Pharmaceuticals	https://www.roche.com/media/releases/med-cor-2011-05-16t.htm
Sanofi Aventis	https://www.sanofi.us http://www.contactus.sanofi-aventis.us/#https://www.sanofi.in/-/media/Project/One-Sanofi-Web/Websites/Asia-Pacific/Sanofi-IN/Home/science-and-innovation/for-healthcare-professionals/product-information/DePURA.pdf
Solgar Vitamins	https://www.solgar.co.uk/all-products/vitamin-d3-1000iu/
Spirig Pharma (acquired by Galderma)	https://www.biospace.com/article/releases/galderma-pharma-s-a-world-s-leading-company-focused-exclusively-on-dermatology-acquires-spirig-pharma-ltd-/
Stiefel/GlaxoSmithKline	https://www.stifel.com https://www.gsk.com https://www.oscal.com/products/calcium-d3/
Authors who had previously disclosed link to industry
Dowdy JC	“RMS and JCD are paid consultants of Sperti Sunlamps on the vitamin D lamp project.” (Sayre, et al. 2007)
Farr PM	“Philips Lighting supplied the lamps used in the study and also contributed to nursing salary costs and patients’ travel expenses.” (Das, et al. 2002)
Grant WB	“WB Grant receives funding from the UV Foundation (McLean, VA, Australia) and the Vitamin D Society (Canada) and awaits funding from the European Sunlight Association.” (Grant, et al. 2007)
Holick MF	“MH serves as a consultant to the UV Foundation.” (Tangpricha, et al. 2004)
Moan J	Co-author on studies funded by SUNARC (Grant, et al. 2007; Grant, et al. 2010), supported by the Norwegian Tanning Association (Porojnicu, et al. 2008) and the Ultraviolet Foundation and European Sunlight Association (Moan, et al. 2009)
Porojnicu AC	“The sun bed used in the present study was borrowed from The Norwegian Tanning Association.” (Porojnicu, et al. 2008). Co-author on Grant, et al. 2007 (“WB Grant receives funding from the UV Foundation (McLean, VA, Australia) and the Vitamin D Society (Canada) and awaits funding from the European Sunlight Association.”)
Sayre RM	“RMS and JCD are paid consultants of Sperti Sunlamps on the vitamin D lamp project.” (Sayre, et al. 2007)
Wulf HC	“The authors are grateful to Royal Consul, Nykøbing Mors, Denmark, for lending us a sunbed during the study.” (Theiden, et al. 2008)