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OK, it's for motorbikes, not bicycles, but here's new reserach implying that safety in numbers is real http://t.co/jB5VcdTCTi #cycling
OK, it's for motorbikes, not bicycles, but here's new reserach implying that safety in numbers is real http://t.co/jB5VcdTCTi #cycling
バスが多い環境ではバスが見つけやすく、バイクが多い環境ではバイクが見つけやすい。Safety in numbers: Target prevalence affects the detection of vehicles … http://t.co/JTqMsXFxjW