1. Stern L. Pediatrics 1970;46:313.
2. Stewart AL, Reynolds EOR. Lancet 1979;ii:846-7.
3. In: Major mental handicap: methods and costs of prevention. Ciba Foundation Symposium 59;Stewart, A.L.; Turcan, D.; Rawlings, G.; Hart, S.; Gregory, S.,1978
4. In: Behavioural syndromes of brain dysfunctions in childhood;Stewart, A.L.