Artemio Martinez noticed a stranger in the chair next to his when he showed up for kidney dialysis last April. Usually, the same woman sat there, and he would chat with her during the four-hour-long treatment. “She was by me, like my dialysis partner,” Martinez said. “We told each other stories, we talked about life .... and the people that are going through the same thing you’re going through are like your family.” Martinez, 55, soon received the devastating news. The woman had contracted COVID-19 and died after a two-week stay in the hospital. The community of patients at Fresenius Kidney Care in ...