background and purpose: anxiety is a common problem associated with invasive medical procedures, especially in patients undergoing coronary angiography. as an intensifier at cardiovascular reactions, anxiety poses significant risk to the health of patients undergoing angiography. researchers believe that use of benson’s relaxation technique could reduce anxiety in different patients. this study...

in this paper a wavelet-based logo watermarking scheme is presented. the logo watermark is embedded into all sub-blocks of the lln sub-band of the transformed host image, using quantization technique. extracted logos from all sub-blocks are merged to make the extracted watermark from distorted watermarked image. knowing the quantization step-size, dimensions of logo and the level of wavelet tra...

background: recurrence rate of rotator cuff tears is still high despite the improvements of surgical techniques, materials used and a better knowledge of the healing process of the rotator cuff tendons. large to massive rotator cuff tears are particularly associated with a high failure rate, especially in elderly. augmentation of rotator cuff repairs with extracellular matrix or synthetic patch...

parasitic colitis, especially entamoeba histolytica, is a well-known disorder in the middle east particularly in iran. the carrier state of the disease or the chronic type frequently remains undiagnosed or mistaken as irritable bowel syndrome which results in further discomfort and increases the incidence of associated complain. we devised a technique by inserting bisacodyl suppository and then...