TY  - RPRT
TI  - Axial patterning in the leech: developmental mechanisms and evolutionary implications.
AU  - M Shankland
AU  - A E Bruce
PY  - 1998
DO  - 10.2307/1543150
UR  - https://pubmed.ncbi.nlm.nih.gov/9924777/
ID  - 9924777
ER  -