hiː wʌzɐ sˈiːnjɚ lˈɛktʃɚɹɚɹ æt sənt mˈɛɹiz hˈɑːspɪɾəl mˈɛdɪkəl skˈuːl, lˈʌndən, ˈɪŋɡlənd, fɹʌm nˈaɪntiːnhˈʌndɹɪd sˈɛvənti fˈaɪv tə nˈaɪntiːnhˈʌndɹɪd ˈeɪɾi wˈʌn ænd ɐ vˈɪzɪɾɪŋ pɹəfˈɛsɚɹ æt sənt. mˈɛɹiz fɹʌm nˈaɪntiːnhˈʌndɹɪd ˈeɪɾi wˈʌn tə nˈaɪntiːnhˈʌndɹɪd nˈaɪnti.
He was a senior lecturer at St Mary's Hospital Medical school, London, England, from 1975 to 1981 and a visiting professor at St. Mary's from 1981 to 1990.