WHO has recently declared the outbreak a public health emergency of international concern [4]. As of March 12, 2020, 124,922 laboratory-confirmed and clinical-confirmed cases have been documented globally (i.e., the USA, Vietnam, Germany) [4–7], 80,980 laboratory-confirmed and clinical-confirmed cases and 3173 deaths in China as of March 12, 2020 [8]. On Jan. 15, 2020, the first confirmed family cluster was reported in Zhuhai, China, where the parents presented with unexplained pneumonia after coming from Wuhan to visit their daughter who was living in Zhuhai, China; afterwards, the daughter also developed respiratory symptoms and infection with SARS-CoV-2 was confirmed.