Authors’ response: Estimating the generation interval for COVID-19 based on symptom onset data Kremer, Cécile and Ganyani, Tapiwa and Chen, Dongxuan and Torneri, Andrea and Faes, Christel and Wallinga, Jacco and Hens, Niel, Eurosurveillance, 25, 2001269 (2020), https://doi.org/10.2807/1560-7917.ES.2020.25.29.2001269