Who among the following proposed the nursing theory which focuses on the Conservation Principles?

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E6 Nursing Fundamentals Potter Perry 12e Part 1 p. 67-69
E6 Nursing Fundamentals Taylor p. 1055-1057
Practise the full AIIMS Raipur lecturer 2021
Attempt every question from this paper in a timed mock, then review the full solution for each one.