--+(optional and repeatable choice) | |-- para -- (TEXT and elements) | |-- address-text -- (TEXT and elements) | |-- name -- (elements) | |-- position -- (elements) | |-- affiliation -- (elements) | |-- chemeqn -- (elements) | |-- unnumchemeqn -- (elements) | |-- formula -- (TEXT and elements) | |-- compound -- (elements) | |-- structure | |-- matheqn -- (elements) | |-- unnummatheqn -- (elements) | |-- simplelist -- (elements) | |-- itemizedlist -- (elements) | |-- orderedlist -- (elements) | |-- deflist -- (elements) | |-- extract -- (elements) | |-- comment -- TEXT
<!ELEMENT biography (para | address-text | name | position | affiliation | chemeqn | unnumchemeqn | formula | compound | structure | matheqn | unnummatheqn | simplelist | itemizedlist | orderedlist | deflist | extract | comment)*> <!ATTLIST biography %a-group-CommonIDAttrs;>