Thank you very much for publishing our manuscript entitled: "Quantification and comparison of bone-specific alkaline phosphatase with two methods in normal and paget's specimens" in the latest issue of the journal (Caspian Journal of Internal Medicine, Summer 2012 3(3):478-483). Unfortunately, we noticed the mistake in the date of our study after its publication in your latest revised manuscrip...

the diagnostic accuracy of single photon emission computed tomography (spect) is profoundly influenced by attenuation phenomenon. soft tissue attenuation degrades cardiac spect image quality, thereby decreasing the possibility of the detection of the lesions. a variety of correction techniques based on different assumptions have been used to reduce the impact of attenuation. several types of sy...