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(1)患有严重的慢性全身性疾病的,以及处于各种疾病的急性阶段的。 (2)月经过多、过频或有不规则阴道出血症的妇女不宜放节育环,否则可能
(1) Patients with severe chronic systemic disease and in acute stages of various diseases. (2) menorrhagia, excessive frequency or irregular vaginal bleeding women should not put restraint ring, or may