Document Type : Original Article

  1. Onder G, Rezza G, Brusaferro S. Case‑fatality rate and
    characteristics of patients dying in relation to COVID‑19 in Italy.
    JAMA 2020;323:1775‑6.
    2. Ruan S. Likelihood of survival of coronavirus disease 2019. Lancet
    Infect Dis 2020;20:630‑1.
  2. 3. Li Lq, Huang T, Wang Yq, Wang Zp, Liang Y, Huang Tb, et al.
    COVID-19 patients’ clinical characteristics, discharge rate, and
    fatality rate of meta-analysis. J Med Virol 2020;92:577‑83.
    4. Gebhard C, Regitz‑Zagrosek V, Neuhauser HK, Morgan R,
    Klein SL. Impact of sex and gender on COVID‑19 outcomes in
    Europe. Biol Sex Differ 2020;11:1‑13.
    5. Kirkcaldy RD, King BA, Brooks JT. COVID‑19 and postinfection
    immunity: Limited evidence, many remaining questions. JAMA
    6. Roy S. COVID‑19 reinfection: Myth or truth? SN Compr Clin Med
    7. Kashyap VK, Dhasmana A, Massey A, Kotnala S, Zafar N, Jaggi M,
    et al. Smoking and COVID‑19: Adding fuel to the flame. Int J Mol
    Sci 2020;21:6581.
    8. Kaur G, Lungarella G, Rahman I. SARS‑CoV‑2 COVID‑19
    susceptibility and lung inflammatory storm by smoking and
    vaping. J Inflamm 2020;17:21.