New York City hospitals are already straining under the onslaught of novel coronavirus cases, even as state officials say the real peak of the outbreak is nearly a month and a half away.

Doctors at the largest public hospital in New York say equipment shortages have resulted in them wearing the same masks for as long as a week. Emergency-room physicians at another hospital are having to reuse gowns. Some large hospitals already have exceeded the capacity of their intensive-care units.

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