TY  - RPRT
TI  - Practice guidelines given by specialty societies.
AU  - A J Kelly
AU  - J Kavanagh
AU  - J Thomas
PY  - 2000
DO  - 10.1016/s0140-6736(05)72550-2
UR  - https://pubmed.ncbi.nlm.nih.gov/10821390/
ID  - 10821390
ER  -