placenta previa type 4

currently im 30 weeks pregnant with placenta previa type 4. and admit ward for observations. yesterday after went check up at kkia, got dot bleeding and rush to hospital. the doctor say this is a high risk pregnancy since the placenta totally cover up the servik. danger for both mummy and baby. now only the the brown spotting. Hopefully no more bleeding and baby can tahan until 37-38weeks. ?????