CITATIONS

Term: cranial placode
Https://: https://orcid.org/0000-0002-6601-2165
Http://: http://www.ncbi.nlm.nih.gov/books/NBK53175/
Https://: https://sourceforge.net/p/obo/xenopus-anatomy-xao-term-requests/11/
Https://: https://github.com/seger/aao/issues/4
Https://: https://github.com/obophenotype/uberon/issues/135