The New York State Nurses Association filed three lawsuits against the state and two hospital systems on Monday, alleging that dangerous work guidelines and protective gear shortages exacerbated the spread of the novel coronavirus.

The state’s largest nurses’ union filed suit against the New York Department of Health in New York County Supreme Court, charging that it failed to ensure that health-care employees had enough safety equipment, including N95 respirators and fluid-resistant gowns.

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