Forty-four New and Known M-dwarf Multiples in the SDSS-III/APOGEE M-dwarf Ancillary Science Sample

NSF [AST-1449476, AST-1517592, AST-1616684]; Research Corporation via a Time Domain Astrophysics Scialog award; Alfred P. Sloan Foundation; National Science Foundation; U.S. Department of Energy Office of Science; Ramon y Cajal fellowship [RYC-2013-14182]; Spanish Ministry of Economy and Competitiveness (MINECO) [AYA-2014-58082-P]