Midwife patients have fewer tears (notes more use of alternate position in the midwife group):
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SAFETY OF ALTERNATIVE APPROACHES TO CHILDBIRTH - A DISSERTATION SUBMITTED TO THE DEPARTMENT OF SOCIOLOGY AND THE COMMITTEE ON GRADUATE STUDIES OF STANFORD UNIVERSITY IN PARTIAL FULFILLMENT OF THE REQUIREMENTS FOR THE DEGREE OF DOCTOR OF PHILOSOPHY.

This Report is a structured review of evidence about clinical,
psychosocial and economic outcomes for women with straightforward
pregnancies who plan to give birth in a midwife-led birth centre, and
outcomes for their babies By Peter F. Schlenzka, March 1999.

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