Volume 26, Number 6—June 2020
Research
Temporary Fertility Decline after Large Rubella Outbreak, Japan
Figure 4

Figure 4. Temporal distribution of rubella cases, Google searches for the term “rubella,” and elevated fertility rates by prefecture, 2013–2017, Japan. A) Tokyo; B) Kanagawa; C) Osaka; D) Hyogo Time-series of rubella cases, Google searches for the term “rubella,” and seasonally- and trend-adjusted elevated fertility rates. The data are scaled between –1 and 1. Dark gray areas show the peak timing of rubella cases and the corresponding drop timing of fertility rates. Google search data collected from Google Trends (https://trends.google.com)..