TY - RPRT TI - [Determination of gastric emptying time using labeled solid and liquid test meals (problems, methods and results)]. AU - K D Schwartz AU - R Michael AU - I Scholz AU - J Beck AU - P Freese PY - 1984 UR - https://pubmed.ncbi.nlm.nih.gov/6739775/ ID - 6739775 ER -