Alfredo Rengifo, Eduardo de Lima, Luis Guillermo Mayoral, & Luis Hernández. (1986). Scintigraphy of the gallbladder and bile ducts with derivatives of iminodiacetic acid (HIDA). Diagnostic utility. Colombia Medica, 17(4), 190–195. https://doi.org/10.25100/cm.v17i4.6124