Heilweil R. Why 5G is causing flight cancellations [Internet]. New York City: Vox; 2022 Jan 19 [cited 2022 May 1]. Available from: https://www.vox.com/ recode/2022/1/12/22878622/5g-airplanes-c-band-interference-faa.

Lumb D, Blumenthal E. Verizon and AT&T’s C-band 5G upgrade: from airports to rollouts, the latest on what you need to know [Internet]. San Francisco: CNET; 2022 Jan 19 [cited 2022 May 1]. Available from: https://www.cnet.com/tech/mobile/verizon-and-at-ts-c-band-5g-upgrade-from-airports-to-rolloutsthe-latest-on-what-you-need-to-know/.

Reardon M. How the FAA went to war against 5G [Internet]. San Francisco: CNET; 2022 Jan 28 [cited 2022 May 1]. Available from: https://www.cnet.com/ tech/mobile/how-the-faa-went-to-war-against-5g/.

Chokshi N, McCabe D. AT&T and Verizon delay 5G service near some airports [Internet]. New York City: New York Times; 2022 Jan 18 [cited 2022 May 1]. Available from: https://www.nytimes.com/2022/01/18/business/att-verizon5g-airlines.html.

Tegler E. Flying to New York or L.A. next week? The FAA’s release of 1500 5G NOTAMs means you could be delayed [Internet]. New York City: Forbes; 2022 Jan 13 [cited 2022 May 1]. Available from: https://www.forbes.com/sites/ erictegler/2022/01/13/flying-to-new-york-or-la-next-week-the-faas-release-of1500-5g-notams-means-you-could-be-delayed/.

Silk R. FAA instructs pilots to avoid low-visibility landings at airports in 5G zones [Internet]. London: Travel Weekly; 2022 Jan 13 [cited 2022 May 1]. Available from: https://www.travelweekly.com/Travel-News/Airline-News/ FAA-low-visibility-landings-5G.

Clark M. The house hearing on 5G and planes shows the ride isn’t over yet [Internet]. New York City: The Verge; 2022 Feb 4 [cited 2022 May 1]. Available from: https://www.theverge.com/2022/2/4/22917018/5g-c-band-airplaneshouse-committee-transportation-infrastructure-faa-fcc.

Wattles J, Muntean P. The 5G-airlines crisis was mostly averted. Here’s what happened—and what we still don’t know [Internet]. Atlanta: CNN Business; 2022 Jan 24 [cited 2022 May 1]. Available from: https://www.cnn.com/2022/ 01/22/tech/5g-airlines-crisis-what-happened/index.html.

Cage F. 5G is here, sorta [Internet]. London: Reuters; 2021 Oct 14 [cited 2022 May 1]. Available from: https://graphics.reuters.com/USA-5G/jnpweyldnpw/.

McCaskill S. 5G mmwave spectrum explained [Internet]. New York City: 5Gradar; 2021 Jun 17 [cited 2022 May 1]. Available from: https://www. 5gradar.com/features/millimeter-wave-the-5g-mmwave-spectrum-explained.

Segan S. What is C-band, and what does it mean for the future of 5G? [Internet]. New York City: PC Mag; 2022 Jan 20 [cited 2022 May 1]. Available from: https://www.pcmag.com/news/what-is-c-band.

Tegler E. The FAA is concerned enough about 5G’s potential to affect radar altimeters that it issued a directive [Internet]. New York City: Forbes; 2021 Nov 4 [cited 2022 May 1]. Available from: https://www.forbes.com/sites/ erictegler/2021/11/04/the-faa-is-concerned-enough-about-5gs-potential-toaffect-radar-altimeters-that-it-issued-a-directive/?sh=6d41e54ff1e9.

Safety alert for operators. Report. Washington, DC: US Department of Transportation Federal Aviation Administration; 2021.

Gandel S. How 5G clashed with an aviation device invented in the 1920s [Internet]. New York City: New York Times; 2022 Jan 19 [cited 2022 May 1]. Available from: https://www.nytimes.com/2022/01/19/business/5g-radioaltimeters-airlines.html.

Reardon M. The aviation industry’s ongoing beef with 5G: everything you need to know [Internet]. San Francisco: CNET; 2022 May 24 [cited 2022 Jun 1]. Available from: https://www.cnet.com/tech/mobile/what-you-need-to-knowabout-the-faas-beef-with-5g/.

Riley C, Ataman J. Europe rolled out 5G without hurting aviation. Here’s how [Internet]. Atlanta: CNN Business; 2022 Jan 19 [cited 2022 May 1]. Available from: https://www.cnn.com/2022/01/19/business/5g-aviation-safety-europe/ index.html.

Cousins B. Here’s why 5G is so concerning for US airlines, and what Canada has done to fix it [Internet]. Toronto: CTV News; 2021 Jan 19 [cited 2022 May 1]. Available from: https://www.ctvnews.ca/canada/here-swhy-5g-is-so-concerning-for-u-s-airlines-and-what-canada-has-done-to-fixit-1.5745217.

SRSP-520—technical requirements for fixed and/or mobile systems, including flexible use broadband systems, in the band 3450–3650 MHz [Internet]. Ottawa: Government of Canada; 2021 Nov [cited 2022 May 1]. Available from: https://www.ic.gc.ca/eic/site/smt-gst.nsf/eng/sf11619.html.

FitzGerald D, Maidenberg M. 5G and air safety: what we know so far [Internet]. New York City: Wall Street Journal; 2022 Mar 11 [cited 2022 May 1]. Available from: https://www.wsj.com/articles/5g-and-air-safety-what-we-know-sofar-11647018000.

Tegler E. The FAA throws down against the FCC and telecoms with sample 5G restriction NOTAMs [Internet]. New York City: Forbes; 2021 Dec 29 [cited 2022 May 1]. Available from: https://www.forbes.com/sites/erictegler/ 2021/12/29/the-faa-throws-down-against-the-fcc–telecoms-with-sample-5grestriction-notams.

Brodkin J. FAA forced delay in 5G rollout despite having no proof of harm to aviation [Internet]. Boston: Ars Technica; 2021 Nov 19 [cited 2022 May 1]. Available from: https://arstechnica.com/tech-policy/2021/11/faa-forceddelay-in-5g-rollout-despite-having-no-proof-of-harm-to-aviation/.

Ngo M, Cameron C. FAA Administrator Steve Dickson will resign next month [Internet]. New York City: New York Times; 2022 Feb 17 [cited 2022 May 1]. Available from: https://www.nytimes.com/2022/02/17/us/politics/stevedickson-faa-resigns.html.

5G and aviation safety [Internet]. Washington, DC: Federal Aviation Administration; 2022 Feb 23 [cited 2022 May 1]. Available from: https:// www.faa.gov/5g.

Schaper D. 5G cleared for takeoff near more airports, but some regional jets might be grounded [Internet]. Washington, DC: NPR; 2022 Jan 28 [cited 2022 May 1]. Available from: https://www.npr.org/2022/01/28/1076546117/ 5g-cleared-for-takeoff-near-more-airports-but-some-regional-jets-might-beground.

Brodkin J. Airlines’ faulty altimeters spur FCC plan to regulate wireless receivers [Internet]. Boston: Ars Technica; 2022 Apr 23 [cited 2022 May 1]. Available from: https://arstechnica.com/tech-policy/2022/04/fcc-to-fightwireless-devices-that-receive-signals-from-the-wrong-frequencies/.

Sorkin AR, Karaian J, Kessler S, Gandel S, de la Merced MJ, Hirsch L, et al. Why airlines are worried about 5G [Internet]. New York City: New York Times; 2022 Jan 20 [cited 2022 May 1]. Available from: https://www.nytimes.com/2022/ 01/20/business/dealbook/5g-airlines-problem.html.