TY - RPRT TI - The hydroid Hydractinia: a versatile, informative cnidarian representative. AU - U Frank AU - T Leitz AU - W A Müller PY - 2001 DO - 10.1002/bies.1137 UR - https://pubmed.ncbi.nlm.nih.gov/11598963/ ID - 11598963 ER -