TY - GEN AU - Hannington-Kiff,J G TI - Letter: Reference: references SN - 0140-6736 PY - 1975///1211 KW - Bibliography of Medicine KW - Documentation KW - Periodicals as Topic KW - Writing N1 - Publication Type: Bibliography; Journal Article UR - https://doi.org/10.1016/s0140-6736(75)90713-8 ER -