Hak Gyun Oh, Jeong In Park, Ah Kyung Kim, Wah Wah Maw, Yerin Choi, Won Sang Lee. "Estimating the causal effect of sleep duration on mental health in young adults: A meta-learner approach from physiological and nutritional perspectives." PLoS ONE (2026). https://doi.org/10.1371/journal.pone.0345018