@misc{indiciaee25d8c203052, title = {Negative feedback mechanisms and their roles during pattern formation.}, author = {N Perrimon and A P McMahon}, year = {1999}, doi = {10.1016/s0092-8674(00)80710-2}, url = {https://pubmed.ncbi.nlm.nih.gov/10199398/}, note = {Source identifier: 10199398} }