Update README.md

adding link to genome biology paper

README.md

@@ -13,7 +13,7 @@
 
 This repository accompanies my review of sketching algorithms for genomic data:
 
-> [When The Levee Breaks: a practical guide to sketching algorithms for processing the flood of genomic data](paper/genome-sketching-review.pdf)
+> [When The Levee Breaks: a practical guide to sketching algorithms for processing the flood of genomic data](https://genomebiology.biomedcentral.com/articles/10.1186/s13059-019-1809-x)
 
 The notebooks correspond to the sections in the paper:
 
@@ -72,4 +72,4 @@ As well as the notebooks, this repository also contains a [curated list of bioin
 
 I'd like to thank Titus Brown and Luiz Irber, who not only got me onto Binder, but also inspired me to review the current sketching methods for genomics (thanks to their excellent [sourmash](https://github.com/dib-lab/sourmash) documentation and examples of MinHash for genomics).
 
-Thanks to [Francesco Mosconi](https://github.com/ghego/travis_anaconda_jupyter) for showing how to use Travis CI for build testing the notebooks.
+Thanks to [Francesco Mosconi](https://github.com/ghego/travis_anaconda_jupyter) for showing how to use Travis CI for build testing the notebooks.