“…Ta-ble 1 details and reviews several species and antigens which have not been previously reported as causal agents of MWL [4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25]. Of note is the case report of HP in a 61-year-old Japanese man [7] who was exposed for 12 years to Shiitake mushrooms and then developed an adenosquamous carcinoma lesion (stage 1B) in his left lung. Such a report as this is of concern in that there are still little indications as to the long-term effects of some of the newly introduced cultivars, in terms of their potential to develop lung disease other than HP.…”