text_1: "A viral social media post in January 2020 represented an authentic, accurate ""health bulletin"" about the new coronavirus outbreak from an official public health authority."
text_2: Neither the printed email nor the viral Facebook message were official statements produced by any public health authority. The alert was apt to spread widely online precisely because it did not include any details about its supposed source, aside from mentioning a “Ministry of Health” in an unspecified country or region.