Rh negative. With a rh positive anti body

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I'm rh negative and 9 months ago was pregnant but miscarried Dr says it's because the baby was rh positive so there for my blood has been exposed to. The positive antibody.. I need to know if anyone else has went thru this she told me yesterday I should not try for any more babies ..has anyone expierinced this..please private message me and tell me I'm not the only one in this boat.