Associations of COVID-19 symptoms with omicron subvariants BA.2 and BA.5, host status, and clinical outcomes in Japan: a registry-based observational study
Sho Nakakubo, Naoki Kishida, Kenichi Okuda, Keisuke Kamada, Masami Iwama, Masaru Suzuki, Isao Yokota, Yoichi M. Ito, Yasuyuki Nasuhara, Richard C. Boucher, Satoshi Konno
Topics & Concepts
MedicineSore throatVaccinationInternal medicineObservational studyPandemicOdds ratioCoronavirus disease 2019 (COVID-19)PediatricsDiseaseImmunologyInfectious disease (medical specialty)SARS-CoV-2 and COVID-19 ResearchLong-Term Effects of COVID-19COVID-19 Clinical Research Studies