Reply to Mekary, R.A.; Ding, E.L. Isotemporal Substitution as the Gold Standard Model for Physical Activity Epidemiology: Why It Is the Most Appropriate for Activity Time Research. Int. J. Environ. Res. Public Health 2019, 16, 797

Affiliations

• ¹ Diabetes Research Centre, University of Leicester, Leicester LE5 4PW, UK. gjhb1@le.ac.uk.
• ² NIHR Leicester Biomedical Research Centre, Leicester LE5 4PW, UK. gjhb1@le.ac.uk.
• ³ Health Sciences, University of Leicester, Leicester LE1 7RH, UK. gjhb1@le.ac.uk.
• ⁴ Diabetes Research Centre, University of Leicester, Leicester LE5 4PW, UK.
• ⁵ NIHR Leicester Biomedical Research Centre, Leicester LE5 4PW, UK.