Exploring Plant Surface Chemical Variability: Lettuce Leaf as Model - Galindo-Bernabeu, A; Sáenz-Arce, G; Guaillazaca-Gonzalez, BS; González-Illanes, T; Ferrer-Roca, C; Murcia-Mascarós, S; Moreno, AG; Cros, A; Colchero, J; Fernández, V (Physiologia Plantarum, 2025)