TY  - RPRT
TI  - Persistent crying in babies.
AU  - A R Gatrad
AU  - Aziz Sheikh
PY  - 2004
DO  - 10.1136/bmj.328.7435.330
UR  - https://pubmed.ncbi.nlm.nih.gov/14764497/
ID  - 14764497
ER  -