TY  - RPRT
TI  - Developmental processes, developmental sequences and early vertebrate phylogeny.
AU  - R M Langille
AU  - B K Hall
PY  - 1989
DO  - 10.1111/j.1469-185x.1989.tb00672.x
UR  - https://pubmed.ncbi.nlm.nih.gov/2675995/
ID  - 2675995
ER  -