Using height-for-age differences (HAD) instead of height-for-age z-scores (HAZ) for the meaningful measurement of population-level catch-up in linear growth in children less than 5 years of age

Leroy, Jef L.; Ruel, Marie T.; Habicht, Jean-Pierre; and Frongillo, Edward A. 2015. Using height-for-age differences (HAD) instead of height-for-age z-scores (HAZ) for the meaningful measurement of population-level catch-up in linear growth in children less than 5 years of age. BMC Pediatrics 15:145. https://doi.org/10.1186/s12887-015-0458-9