A protocol for mobilising novel finance models for collaborative health promotion and disease prevention initiatives: taking a smart capacitating investment approach in the Invest4... by Lane, J, Edwards, RT, Babarczy, B, Whiteley, H, Oruganti, V, Rutten-van Mölken, M, Costongs, C, Jani, AR, Wordsworth, S, Maassen, A, Tsiachristas, A, Davies, J, Stavenow, B, van Vliet, J, Wright, S, Papartyte, L, Camaradou, JC, Koleva-Kolarova, R