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. 2021 Jul;9(14):1119. doi: 10.21037/atm-21-1193

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2021 Annals of Translational Medicine. All rights reserved.

Open Access Statement: This is an Open Access article distributed in accordance with the Creative Commons Attribution-NonCommercial-NoDerivs 4.0 International License (CC BY-NC-ND 4.0), which permits the non-commercial replication and distribution of the article with the strict proviso that no changes or edits are made and the original work is properly cited (including links to both the formal publication through the relevant DOI and the license). See: https://creativecommons.org/licenses/by-nc-nd/4.0.

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Distribution of the time interval between first-time visit and case reporting to NNDRS, and the time interval between sample collection and first notification (N=306). (A) This interval represents the time between the patient coming into contact with the health care services and the physicians becoming aware of the case, the red vertical line indicated required time points of case reporting. (B) This interval represents the time between the patient was reported as a case and the PHPs collecting his serum sample, the red vertical line indicated required time points of sample collection. NNDRS, National Notifiable Disease Report System; PHPs, public health practitioners.