The Lancet : a journal of British and foreign medicine, surgery, obstetrics, fysiology, chemistry, pharmacology, public health and news Zv. 1: Vol. 357 no. 9249-9257 2001. The Lancet London : Lancet, 2001. s. 1-730ISSN 0140-6736   [1, z toho volných 0, prezenčně 1]