Birth order, infection in early life, and multiple sclerosis.
Ponsonby
Anne-Louise
AL
van der Mei
Ingrid
I
Dwyer
Terence
T
Blizzard
Leigh
L
Taylor
Bruce
B
Kemp
Andrew
A
D001722:Birth Order; D006801:Humans; D007239:Infections / Q000150:complications*; D009103:Multiple Sclerosis / Q000453:epidemiology* / Q000209:etiology / Q000235:genetics; D012307:Risk Factors