Warwick Systems Biology Centre and Warwick HRI, University of Warwick, Coventry, UK.|Warwick Systems Biology Centre and Warwick HRI, University of Warwick, Coventry, UK.|Warwick Systems Biology Centre and Warwick HRI, University of Warwick, Coventry, UK.|Warwick Systems Biology Centre and Warwick HRI, University of Warwick, Coventry, UK.