The letter above was referred to Drs Rudd and Banerjee who offer the following reply

Verfasser / Beitragende:
[A. RUDD, D. K. BANERJEE]
Ort, Verlag, Jahr:
1989
Enthalten in:
Age and Ageing, 18/4(1989-07), 283-283
Format:
Artikel (online)
ID: 396063969