APA-čujuhus (7. p.)

Shipra Gupta, Ismo T. Räisänen, & Timo Sorsa. (2022). Periodontitis as a Risk of Hospitalization and Death by SARS-CoV-2. Frontiers Media S.A..

Chicago-čujuhus (17. p.)

Shipra Gupta, Ismo T. Räisänen, juo Timo Sorsa. Periodontitis as a Risk of Hospitalization and Death by SARS-CoV-2. Frontiers Media S.A., 2022.

MLA-čujuhus (9. p.)

Shipra Gupta, et al. Periodontitis as a Risk of Hospitalization and Death by SARS-CoV-2. Frontiers Media S.A., 2022.

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