Yvonne Lee has known several dialysis patients who grew weary of being tethered to the beeping white machine. "They just gave up. Went to the nursing home and died. I begged them to stay on. I'd say, 'Honey, that's your life. The impurities in the blood have to have somewhere to go.' I talked with one lady two days before the end. She said it just wasn't worth it any more. Sad. Very sad." ...

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