Yet the article does not mention flicker and the pulsing aspects of LEDs.
Corrected: The article only briefly mentions flicker as stroboscopic effect.
There are scholarly articles like this that do:
Light Emitting Diode Lighting Flicker, its Impact on Health, and the Need to Minimise it.
https://openurl.ebsco.com/EPDB%3Agcd%3A15%3A14454831/detailv2?sid=ebsco%3Aplink%3Ascholar&id=ebsco%3Agcd%3A136644019&crl=c
LED lighting flicker and potential health concerns: IEEE standard PAR1789 update
https://ieeexplore.ieee.org/abstract/document/5618050
Designing to Mitigate Effects of Flicker in LED Lighting: Reducing risks to health and safety
https://ieeexplore.ieee.org/abstract/document/6891478