To apply the iceberg model, quantifying absolute and relative incidence, to the four main causes of maternal morbidity and mortality in Ireland: haemorrhage, hypertension, sepsis and thrombosis.

中文翻译：

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孕产妇发病率和死亡率：冰山现象

将冰山模型应用于爱尔兰孕产妇发病率和死亡率的四个主要原因：出血、高血压、败血症和血栓形成，量化绝对和相对发病率。