has_specified_input has_specified_output material processing specimens derived from shared ancestor specimen family creation A material processing that has as its input a specimen and as its output a collection of specimens. Aliquoting one specimen to multiple tubes, slicing a tissue specimen into multiple sections, processing blood into buffy coat, red cells, and serum. Biobank For details see tracker: https://sourceforge.net/p/obi/obi-terms/778/ Mathias Brochhausen, Chris Stoeckert, Jie Zheng OBI, OBIB specimen family creation specimen ready for release