TY  - RPRT
TI  - Headache in childhood.
AU  - W E Bell
PY  - 1968
DO  - 10.1111/j.1526-4610.1968.hed0803127.x
UR  - https://pubmed.ncbi.nlm.nih.gov/5730121/
ID  - 5730121
ER  -