Evaluation and acceptability of a simplified test of visual function at birth in a limited-resource setting by Carrara, VI, Darakomon, MC, Thin, NWW, Paw, NTK, Wah, N, Wah, HG, Helen, N, Keereecharoen, S, Paw, NTM, Jittamala, P, Nosten, FH, Ricci, D, McGready, R