Use of SMS-linked electronic surveys for COVID-19 case investigation and contact tracing - Marin County, CA, USA

• Main Authors: Julia M. Janssen (Author), Alana McGrath (Author), Rochelle Ereman (Author), Patrick K. Moonan (Author), John E. Oeltmann (Author), Matthew Willis (Author), Stephen A. McCurdy (Author)
• Format: Book
• Published: Elsevier, 2021-11-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Objectives: We sought to quantify the proportion of contacts reported by persons with COVID-19 through a short message service (SMS)-linked survey in comparison to the proportion of contacts reported during a follow-up phone-interview. We also sought to assess improvement in contact tracing timeline...