The study was proposed for publication theĀ Lancet, theĀ New England Journal of MedicineĀ and the American Medical Associationā€™s journalĀ JAMA. But all of them seemed to have “reasons” for not publishing the study.

The study started to gain attention by blogs and newspapers, and eventually got published by Annals of Internal Medicine.

Result? No statistically significant impact of masks in preventing SARS-CoV-2 infections.