TY  - RPRT
TI  - Classification of introns: U2-type or U12-type.
AU  - P A Sharp
AU  - C B Burge
PY  - 1997
DO  - 10.1016/s0092-8674(00)80479-1
UR  - https://pubmed.ncbi.nlm.nih.gov/9428511/
ID  - 9428511
ER  -