Rubio-Godoy, M; Aunger, R; Curtis, V; (2007) Serotonin - A link between disgust and immunity? Medical hypotheses, 68 (1). pp. 61-6. ISSN 0306-9877 DOI: https://doi.org/10.1016/j.mehy.2006.06.036 Full text not available from this repository.

Greenwood, C; Yudkin, P; Sellers, S; Impey, L; Doyle, P; (2005) Why is there a modifying effect of gestational age on risk factors for cerebral palsy? Archives of disease in childhood Fetal and neonatal edition, 90 (2). pp. 141-146. ISSN 1359-2998 DOI: https://doi.org/10.1136/adc.2004.052860 Full text not available from this repository.

Greenwood, C; Yudkin, P; Sellers, S; Impey, L; Doyle, P; (2005) Why is there a modifying effect of gestational age on risk factors for cerebral palsy? Archives of disease in childhood, 90 (2). F141-F146. ISSN 0003-9888 DOI: https://doi.org/10.1136/adc.2004.052860 Full text not available from this repository.