TY - RPRT TI - How many days are needed to estimate accelerometry-assessed physical activity during pregnancy? Methodological analyses based on a cohort study using wrist-worn accelerometer AU - da Silva, S. G. AU - Evenson, K. R. AU - Ekelund, U. AU - da Silva, I. C. M. AU - Domingues, M. R. AU - da Silva, B. G. C. AU - Mendes, M. d. A. AU - Cruz, G. I. N. AU - Hallal, P. C. PY - 2019 DO - 10.1101/522722 UR - https://www.biorxiv.org/content/10.1101/522722v1 ID - 10.1101/522722 ER -