Letter to the Editor Available to Purchase

Dear Sir, In the epilogue, much is made of the difficulty of obtaining the actual papers in an extensive literature search, and the reference versus lending argument is again raised (p. 251). The impression is given that the searcher can only have what happens to be in the library, and must go elsewhere for the remainder: ‘Journal of Experimental Medicine—unlikely to be found or read outside a medical faculty library’ (p. 257).