1- You can go to web: https://jhubiostatistics.shinyapps.io/recount/
2- Type your study ID in search box, like; SRP066834.
3- Based on any biological requirement like gene, exon, junction or phenotype, you can download read count table, RSE (RData file) and link to other information.
4- If you want RPKM of gene, you can get it by "recount" package in R.
library('recount') rse <- scale_counts(rse_gene) RPKM=getRPKM(rse) write.csv(RPKM, file = RPKM.csv')
//attention: Your study may NOT be available on this site.