143.3 Duties. The authorities employing any public health nurses shall prescribe their duties which in a general way shall be for the promotion and conservation of the public health. [C24, 27, 31, 35, 39, §2364; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §143.3]
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