Volume 25, Number 6—June 2019
Research
Respiratory Syncytial Virus Seasonality, Beijing, China, 2007–2015
Figure 4
![RSV season duration and peak, by year, Beijing, China, July 1, 2007–June 30, 2015. RSV season was defined as consecutive weeks during which the percentage of RSV-specific PCRs testing positive per week exceeded a 10% threshold. Graph begins at calendar week 27. *We assigned 2013–14 as an RSV-B–dominant season for modeling purposes, although almost equal numbers of RSV-A and RSV-B were identified that season. RSV, respiratory syncytial virus; RSV-A, RSV subgroup A; RSV-B, RSV subgroup B.](/eid/images/18-0532-F4.jpg)
Figure 4. RSV season duration and peak, by year, Beijing, China, July 1, 2007–June 30, 2015. RSV season was defined as consecutive weeks during which the percentage of RSV-specific PCRs testing positive per week exceeded a 10% threshold. Graph begins at calendar week 27. *We assigned 2013–14 as an RSV-B–dominant season for modeling purposes, although almost equal numbers of RSV-A and RSV-B were identified that season. RSV, respiratory syncytial virus; RSV-A, RSV subgroup A; RSV-B, RSV subgroup B.
1These authors contributed equally to this article.
2These senior authors contributed equally to this article.
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