“…Most studies ( N = 13) included breast cancer patients, 26 , 27 , 28 , 29 , 30 , 31 , 32 , 33 , 34 , 35 , 36 , 37 , 38 two studies included patients with haematologic cancer, 39 , 40 two studies lung cancer patients, 41 , 42 one study colorectal cancer patients, 43 two studies prostate cancer patients 44 , 45 and others included various cancers. 9 , 46 , 47 , 48 , 49 , 50 , 51 , 52 , 53 , 54 More studies were performed in Western countries, 9 , 27 , 28 , 29 , 30 , 31 , 33 , 35 , 36 , 39 , 40 , 42 , 44 , 45 , 47 , 48 , 49 , 50 , 51 , 52 , 53 ,…”