At the beginning of February, Kerala had the first and only three confirmed cases of Covid-19 in India – three medical students who had returned from Wuhan in China, the epicentre of the disease. In less than a month, all three patients were treated successfully and discharged, as mandated, from isolation wards after testing negative twice in succession.

from Times of India https://timesofindia.indiatimes.com/city/kochi/what-kerala-did-to-prevent-panic-over-coronavirus/articleshow/74484275.cms