Skip to content
Sermo
    • Earn
      • Earn from surveys
        Get paid for clinical insights
      • A guide to paid medical surveys for physicians
        Earn extra, stress free
    • Connect
      • Connect with peers
        Build relationships with real HCPs
      • Lead discussions
        Conversations that matter
    • Learn
      • Solve cases
        Crowdsource clinical insights
      • Learn from specialists
        Collaborate across 96+ specialties
    • Thrive
      • Grow your career
        Navigate transitions, maximize income
    • Highlights
      • Is sermo right for you?
        Turn your expertise into extra incomeTake our quiz
      • Member review
        “Going onto Sermo is one of the “highlights” of the day for me.”
        Hematology Oncology
        Canada
        See all member reviews
    • Physicians
    • Nurses
    • Nurse Practitioners (NPs)
    • Physician Associates (PAs)
    • Pharmacists
    • Residents
    • Highlights
      • See your survey earning potential
        Physician Earnings CalculatorCalculate
      • HCP resource
        How to maximize your survey earningsRead article
    • Physicians
      • A complete guide to paid medical surveys
      • Top side gigs for physicians
      • Ethical issues physicians face in healthcare
    • Nurses
      • Best side hustles for nurses
      • Nurse leadership: roles, skills & how to start
    • Physician Associates
      • Top side hustles for PAs
      • Alternative careers for PAs
    • Nurse Practitioners
      • Best NP side hustles to earn extra
      • The 8 best NP business ideas
    • Pharmacists
      • Side gigs for pharmacists
      • Alternative careers for pharmacists
    • Residents
      • Earn money through residency
      • Medical moonlighting for residents
    • Highlights
      • Healthcare professional resources
        Insights for patient care, practice & professional growthExplore all articles
      • Learn why HCPs choose Sermo
        Sermo vs. M3 Global ResearchCompare
      • Learn why HCPs choose Sermo
        Sermo vs. DoximityCompare
  • Drug ratings
    • About us
      • Meet Sermo
        A global community of HCPs
      • Patient stories
        Real experiences, real impact
      • Press releases
        Company news & announcements
    • Publications
      • Barometer reports
        Physician sentiment on emerging trends
      • The Pulse blog
        Healthcare perspectives
    • Sermo advisors
      • Medical Advisory Board
        Amplifying physicians' voices worldwide
    • Careers
      • Open positions
        Join our growing team
    • Highlights
      • Sermo for Business
        Get on-demand access to a triple-verified HCP communityExplore solutions
      • Press Release
        Sermo Barometer Finds Nearly Half of Physicians Report Patients Are Using Non-FDA-Regulated PeptidesRead press release
Log in
  • Log in
  • Sign up
CBS

Hong Kong man appears to have caught COVID-19 twice, with different strain the 2nd time

August 27, 2020 | Updated February 4, 2022

View article

Facebook LinkedIn X

Get the Sermo Roundup

Explore healthcare professionals’ perspectives, research findings, and conversations shaping healthcare—delivered to your inbox.

Sermo

Sermo

  • About
  • Careers
  • Newsroom
  • Health Equity at Sermo
  • Member Reviews
  • Contact Us

Business

  • Physician Insights
  • Physician Engagement
  • Quality Guaranteed
  • Partnerships & Affiliates
  • Business Resources

Resources

  • Support
  • Blog
  • HCP resources
  • Webinars
  • Sermo vs. Doximity
  • Sermo vs. M3
  • Barometer Data
  • Barometer Reports
  • HCP Sentiment Studies

Quality & Compliance

  • Privacy Policy
  • Terms of Service
  • Code of Conduct
  • Privacy Inquiries
  • Do Not Sell/Share My Info
Copyright © 2026 Sermo

Follow Sermo

  • Facebook
  • X
  • Linkedin