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We have divided these patients into five groups (1) those with the ductus almost closed, (2) those still doing well, (3) those apparently well but with a large heart or right ventricular strain, (4) those losing ground, and (5) those who have died. All had got on well in early life; 11 of the 15 women married and all but two of these had borne children without any special difficulty.
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Mark Campbell (1955) studied this question.
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