TY - GEN AU - Boyd,Robert TI - McFarlane's law, critical mass, and clinical research SN - 0140-6736 PY - 2003///0701 KW - Biomedical Research KW - economics KW - Efficiency KW - Financing, Government KW - organization & administration KW - Public Policy KW - Publishing KW - Research Support as Topic KW - Schools, Medical KW - State Medicine KW - United Kingdom N1 - Publication Type: Letter UR - https://doi.org/10.1016/S0140-6736(03)13567-2 ER -