Asymptomatic And Human-To-Human Transmission Of Sars-Cov-2 In A 2-Family Cluster, Xuzhou, China

We report epidemiologic, laboratory, and clinical findings for 7 patients with 2019 novel coronavirus disease in a 2-family cluster. Our study confirms asymptomatic and human-to-human transmission through close contacts in familial and hospital settings. These findings might also serve as a practical reference for clinical diagnosis and medical treatment.