The number of co-authors in the
ALD-history-evolving-file is now 41, from 12 countries (Estonia, Finland, France, Germany, Ireland, Italy, Poland, Russia, Sweden, The Netherlands, Turkey). The countries are highlighted in the next map and the exact number of authors per country is shown in the pie graph below.
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| Author map of ALD-history-evolving-file, January 6, 2016. Shades of grey show countries with VPHA co-authors; the darker the colour, the more there are participating co-authors. Map created with Google spreadsheets. |
