The ‘southern oscillation’ NCBI GEO: archive for functional genomics data sets—10 years on NCBI GEO: mining millions of expression profiles—database and tools NCBI GEO: mining millions of expression profiles—database and tools Outline of a Fear-Avoidance Model of exaggerated pain perception--I. Design and implementation of microarray gene expression markup language (MAGE-ML) The Fear-Avoidance Model of exaggerated pain perception--II. The prediction of chronicity in patients with an acute attack of low back pain in a general practice setting. OUTLINE OF A FEAR-AVOIDANCE MODEL OF EXAGGERATED PAIN PERCEPTION .1 Barrett, T. et al. NCBI GEO: mining millions of expression profiles - database and tools. Nucleic Acids Res. 33, D562-D566