To the Editor: Harper and Ko have ignored significant facts regarding myocardial perfusion scintigraphy and made unsubstantiated conclusions regarding computed tomography coronary angiography (CTCA) and fractional flow reserve (FFR).1
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- 1 Northern Health, Melbourne, VIC.
- 2 Royal Prince Alfred Hospital, Sydney, NSW.
Correspondence: william.vangaal@nh.org.au
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