Common pregnancy procedure could be safer with one change

Millions of pregnant women get this done each year to reduce the risk of premature birth

From: http://redirect.viglink.com?u=http%3A%2F%2Fwww.cbsnews.com%2Fnews%2Fpregnancy-cervical-stitch-cerclage-procedure-safety-thread%2F&key=ddaed8f51db7bb1330a6f6de768a69b8