english: In the past, we've done studies on the effects of traffic noise on sleep, and research subjects would often wake up in the morning and say, "Ah, I had a wonderful night, I fell asleep right away, never really woke up."
non_english: U prošlosti smo radili studije o uticaju saobraćajne buke na san, gde bi se subjekti istraživanja često budili ujutro govoreći: „Ah, imao sam divnu noć. Odmah sam zaspao, i nisam se budio.”