Figure 1
From: Improved efficacy of naproxen-loaded NLC for temporomandibular joint administration

Surface plots for the responses: average diameter (Size - top) and polydispersity index (PDI - bottom) of NLC formulations without naproxen (left) and with 3% naproxen (right). P68 (%) = surfactant percentage; SL (%) = solid lipid percentage.