Why does the north-south gradient of incidence of multiple sclerosis seem to have disappeared on the northern hemisphere?
| Image |  |
|---|---|
| Description | scientific article published on 07 October 2011 |
| Author/s | |
| Publication date | October 7, 2011 |
| Language | English |
| Country of origin | |
| Wikipedia link | |
| Copyright status | |
| Missing/wrong data? | Edit Wikidata item |