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Epidemiological Assessment of Sars-Cov-2 Reinfection [PDF]
Objectives: SARS-CoV-2 vaccination has been shown to reduce infection severity; however, the reinfection frequency among unvaccinated, partially vaccinated, and fully vaccinated individuals remains unclear.
Marwa AlMadhi +6 more
openalex +3 more sources
The possibilities of coronavirus disease 2019 (COVID-19) to reinfect individuals have not been reported yet. All reported hypothesis of reinfection has been attributed to either relapse of the disease or having a mild course of symptoms. We report two cases of COVID-19 positive patients where they had complete resolution of symptoms and negative COVID ...
Habadi, Mohammed I +3 more
openaire +2 more sources
. Background:. Asymptomatic or symptomatic infection with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) can be followed by reinfection.
Yinjun Mao +5 more
doaj +1 more source
Background: Coronavirus disease 2019 (COVID-19) is a disease that is characterized by frequent reinfection. However, the factors influencing reinfection remain poorly elucidated, particularly regarding the effect of COVID-19 vaccination on preventing ...
Hyerin Gim +4 more
doaj +1 more source
Threats of COVID-19 Reinfection: A Review of the Evidence from the Literature
Case of COVID-19 reinfection are related to immune factors in patients who have recovered by the natural course of the infecting pathogen. However, the chance of COVID-19 reinfection are still not well established.
Muhammad Luthfi Adnan, Ana Fauziyati
doaj +1 more source
Background: Hand, foot and mouth disease (HFMD) reinfection is common because of the limited cross-protection from infections of different enterovirus.
Xuan Zhong +4 more
doaj +1 more source
Scrub typhus reinfection [PDF]
Scrub typhus (ST), a mite-borne rickettsial disease, has increased in frequency in India, among other countries, in recent years.1,2 It is most commonly characterised as a febrile disease with a range of varying symptoms. This disseminated multi-organ disease may be life-threatening if not treated early during the illness and relapses with early ...
Munegowda C Koralur +4 more
openaire +3 more sources
Basic reinfection number and backward bifurcation
Some epidemiological models exhibit bi-stable dynamics even when the basic reproduction number $ {{{\cal R}_{0}}} $ is below $ 1 $, through a phenomenon known as a backward bifurcation.
Baojun Song
doaj +1 more source
The reinfection threshold [PDF]
Thresholds in transmission are responsible for critical changes in infectious disease epidemiology. The epidemic threshold indicates whether infection invades a totally susceptible population. The reinfection threshold indicates whether self-sustained transmission occurs in a population that has developed a degree of partial immunity to the pathogen ...
Gomes, M. G. M. +2 more
openaire +5 more sources

