尼日利亞296個地方政府轄區中壞疽性口炎的估計發病率。 (IMAGE) The University of Hong Kong Caption 尼日利亞296個地方政府轄區中壞疽性口炎的估計發病率。 Credit HKU Usage Restrictions Media reports online License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.