Update link for "Real-time estimation...." paper

-remove arXiv link
-add link to final Statistical Science paper

Author: christymelucci

content/covid19/_index.md

@@ -70,7 +70,7 @@ streams in tracking the COVID-19 pandemic](https://www.pnas.org/cc/beyond-cases-
 More recent work on nowcasting using COVID-19 indicators:
 
 - [Real-time estimation of COVID-19 infections via deconvolution and sensor
-  fusion](https://arxiv.org/abs/2112.06697)
+  fusion](https://doi.org/10.1214/22-STS856)
   by Jahja et al. 
 
 ## Severity Pyramid