A.
粪 - 口 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
B.
血液 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
C.
皮肤 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
D.
呼吸道 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
E.
宫内感染 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>