00554nas a2200181   4500000000100000008004100001260002200042100001600064700001600080700001600096700001700112700001800129700001400147700001300161700002100174245017000195300000700365       2014                            d  aSao Paulo, Brazil1 aRefshauge K1 aFerreira PH1 aFernandez M1 aHartvigsen J1 aChristensen K1 aHooper JL1 aMaher C.1 aFerreira Manuela00aDoes low back pain or neck pain increase the risk of myocardial infarction? Insights from a prospective longitudinal-based study of Danish twins 70-102 [proceedings]  a91