The researchers say the maternaldeathrate has been falling almost one and a half percent a year since nineteen ninety.
研究人员称,自1990年以来,孕产妇死亡率每年下降将近1.5%。
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Objective to summarize the etiology, diagnosis, therapy and prognosis of sever hepatitis in pregnancy and investigate the specificness of the treatment to decrease maternaldeathrate.
Of the 20 countries with the highest maternal mortality ratios worldwide, 19 are in Africa; and the Region has the highest neonatal deathrate in the world.