Likosky, D. S., Donegan, D. J., Groom, R. C., Buchanan, S. A., Morton, J. R., Ross, C. S. and O.Connor, G. T. (2005) “Embolic Activity Subsequent to Injection of the Internal Mammary Artery with Papaverine Hydrochloride”, The Heart Surgery Forum, 8(6), pp. E434-E436. doi: 10.1532/HSF98.20051012.