Index: /qipapers.bib
===================================================================
--- /qipapers.bib	(revision 607)
+++ /qipapers.bib	(revision 608)
@@ -21347,2 +21347,11 @@
   author = {Oton, J. and Sorzano, C.O.S. and Pereiro, E. and Cucenca-Alba, J. and Navarro, R. and Carazo, J.M. and Marabini, R.}
 }
+@article{Sengupta2011,
+  number = {11},
+  year = {2011},
+  title = {Probing protein heterogeneity in the plasma membrane using {PALM} and pair correlation analysis},
+  pages = {969-975},
+  journal = {Nature Methods},
+  volume = {8},
+  author = {Sengupta, P. and Jovanovic-Talisman, T. and Skoko, D. and Renz, M. and Veatch, S.L. and Lippincott-Schwartz, J.}
+}