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. 2023 Mar 30;6(3):e235755. doi: 10.1001/jamanetworkopen.2023.5755

Figure 1. Flowchart of Sample Selection.

Figure 1.

A, The sample selection procedure for transmission pairs that were used for estimating generation interval is presented. B, The sample selection procedure for eligible close contacts who were used for estimating vaccine effectiveness against transmission is presented. C, The sample selection procedure for eligible SARS-CoV-2 infections that were used for estimating the period from exposure to viral shedding, viral shedding period, and incubation period is presented.