Pain pressure threshold algometry of the abdominal wall in healthy women. M.L.L.S. Montenegro, C.A. Braz, E.L. Mateus-Vasconcelos, J.C. Rosa-e-Silva, F.J. Candido-dos-Reis, A.A. Nogueira and O.B. Poli-Neto. Braz J Med Biol Res 2012; 45: 578-582

Figure 1. Location of the 14 points studied. Planes A = subcostal; B = transtubercular; C = right hemiclavicular; D = left hemiclavicular. Points were symmetrically distributed at correspondent areas.