TY  - RPRT
TI  - The string test for gastroesophageal reflux.
AU  - W M Liebman
AU  - P Rosenthal
PY  - 1980
DO  - 10.1001/archpedi.1980.02130200045014
UR  - https://pubmed.ncbi.nlm.nih.gov/7405916/
ID  - 7405916
ER  -