squeeze: remove singletons completely
squeeze: remove singletons completely

mrirecon/bart,mrirecon/bart,mrirecon/bart,Takishima/bart,Takishima/bart,mrirecon/bart,sdimoudi/bart,sdimoudi/bart,sdimoudi/bart,sidward/bart,Takishima/bart,sidward/bart,sdimoudi/bart,sdimoudi/bart,sidward/bart,Takishima/bart,sidward/bart,sidward/bart,Takishima/bart,mrirecon/bart