University of Chicago Press, 1969

SAGE Publications, 1969

Walter de Gruyter GmbH, 1966

BMJ, 1963

University of Chicago Press, 1964

Wiley, 1964

Springer Science and Business Media LLC, 1965

BMJ, 1963

Oxford University Press (OUP), 1963

Oxford University Press (OUP), 1963

BMJ, 1965

British Medical Association, 1963

Longmans, Green and Co., 1965

British Medical Association, 1964

British Medical Association, 1963

British Medical Association, 1965

Longmans, Green and Co., 1965

Oxford University Press (OUP), 1964

Oxford University Press (OUP), 1963

Oxford University Press (OUP), 1965