TY  - RPRT
TI  - Systems coherence: a method for evolving relationships and measuring system change.
AU  - R J Seigfried
PY  - 1998
DO  - 10.1097/00019514-199807010-00004
UR  - https://pubmed.ncbi.nlm.nih.gov/10344980/
ID  - 10344980
ER  -