The Astrophysical Journal The Astrophysical Journal, 2021, 923, 32 pp. ⟨10.3847/1538-4357/ac2eb4⟩ Casey, C M, Zavala, J A, Manning, S M, Aravena, M, Béthermin, M, Caputi, K I, Champagne, J B, Clements, D L, Drew, P, Finkelstein, S L, Fujimoto, S, Hayward, C C, Dekel, A M, Kokorev, V, del P. Lagos, C, Long, A S, Magdis, G E, Man, A W S, Mitsuhashi, I, Popping, G, Spilker, J, Staguhn, J, Talia, M, Toft, S, Treister, E, Weaver, J R & Yun, M 2021, ' Mapping Obscuration to Reionization with ALMA (MORA): 2 mm Efficiently Selects the Highest-redshift Obscured Galaxies ', Astrophysical Journal, vol. 923, no. 2, 215 . https://doi.org/10.3847/1538-4357/ac2eb4 Astrophysical Journal, 923(2):215. IOP PUBLISHING LTD Casey, C M, Zavala, J A, Manning, S M, Aravena, M, Bethermin, M, Caputi, K I, Champagne, J B, Clements, D L, Drew, P, Finkelstein, S L, Fujimoto, S, Hayward, C C, Dekel, A M, Kokorev, V, del P. Lagos, C, Long, A S, Magdis, G E, Man, A W S, Mitsuhashi, I, Popping, G, Spilker, J, Staguhn, J, Talia, M, Toft, S, Treister, E, Weaver, J R & Yun, M 2021, ' Mapping Obscuration to Reionization with ALMA (MORA) : 2 mm Efficiently Selects the Highest-redshift Obscured Galaxies ', Astrophysical Journal, vol. 923, no. 2, 215 . https://doi.org/10.3847/1538-4357/ac2eb4 Astrophysical Journal