00494nas a2200181   4500000000100000008004100001260002200042100000500064700001600069700001600085700001500101700001300116700001600129700001300145700002100158245012600179300000700305       2014                            d  aSao Paulo, Brazil1 a1 aPinheiro MB1 aRefshauge K1 aMachado GC1 aPrado LR1 aFerreira PH1 aMaher C.1 aFerreira Manuela00aSymptoms of depression increase the risk of developing low back pain. A systematic review and meta-analysis [proceedings]  a82