ID	Database	Citation
19270536	Pubmed	"Robo4: a guidance receptor that regulates angiogenesis. Weitzman M, Bayley EB, Naik UP. Cell Adh Migr. 2008;2(4):220–2.  <a href=""http://www.ncbi.nlm.nih.gov/pubmed/19270536"" target=""_blank"" class=""external"" rel=""nofollow"">PubMed</a> <a href=""https://europepmc.org/abstract/MED/19270536"" target=""_blank"" class=""external"" rel=""nofollow"">Europe PMC</a> <a href=""https://scholia.toolforge.org/pubmed/19270536"" target=""_blank"" class=""external"" rel=""nofollow"">Scholia</a>"