Identification and Characterization of Leptomeningeal Metastases Using SPINE, A Web-Based Collaborative Platform. - Deol M; Palotai M; Pinzon AM; Marciniak A; Bliault G; Covert E; Aizer A; Guenette JP; Desalvo MN; Li XT; Thomas A; Tran NA; et al. (Journal of neuroimaging : official journal of the American Society of Neuroimaging, 2021)