A 50 pc Scale View of Star Formation Efficiency across NGC 628

German Research Foundation (DFG) KR 4598/1-2 1573 DFG KR4801/1-1 European Research Council (ERC) under the European Union's Horizon 2020 Research and Innovation Programme via the ERC Starting Grant MUSTANG 714907 Australian Research Council FT140101202 European Union's Horizon 2020 Research and Innovation Programme 726384-EMPIRE CONICYT/FONDECYT Folio 11150220 Centre National d'Etudes Spatiales (CNES) Natural Sciences and Engineering Research Council of Canada (NSERC) RGPIN-2017-03987 ERC under the European Union's Horizon 2020 Research and Innovation Programme 694343 Programme National "Physique et Chimie du Milieu Interstellaire"(PCMI) of CNRS/INSU INC/INP - CEA INC/INP - CNES ESO programme 094.C-0623 095.C-0473 098.C-0484