December 2023 in “Tuberkuloz ve Toraks/Tüberküloz ve toraks” This study identified female sex and specific radiological findings as risk factors for chronic post-COVID syndrome, while long-term use of angiotensin-2 receptor blockers was linked to fewer chronic symptoms.
April 2026 in “Zenodo (CERN European Organization for Nuclear Research)” This study examines how conditions like PSSD, Long COVID, and ME/CFS form a "Post-Exposure Syndromes" family, initiated by transient exposures but persisting due to complex state-space dynamics, and suggests improving pharmacovigilance to better address and understand these persistent syndromes.
April 2026 in “Zenodo (CERN European Organization for Nuclear Research)” This presentation argues that post-exposure syndromes like PSSD and Long COVID form a coherent group of conditions driven by complex interactions in high-dimensional state spaces rather than singular molecular pathways.
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May 2021 in “Frontiers in Medicine” This systematic review observed that a significant number of COVID-19 patients report long-term symptoms, including neurologic complaints and chronic fatigue, highlighting the presence of "post-COVID syndrome.
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December 2023 in “Research Review” In this retrospective cohort study, researchers reported that 77% of 300 COVID-19 survivors experienced long COVID-19 symptoms such as fatigue and hair loss, with symptoms more likely in females, younger age groups, and hospitalized patients.