TY  - RPRT
TI  - Another variant in the C 3 system.
AU  - P Teisberg
PY  - 1971
DO  - 10.1111/j.1399-0004.1971.tb00290.x
UR  - https://pubmed.ncbi.nlm.nih.gov/4112057/
ID  - 4112057
ER  -