2641754 ELAC electrochemically aligned collagen 13 2641752 ELAC early lactation 1 2641753 ELAC effective linear activity coefficients 1 2641755 ELAC Effective linear attenuation coefficients 1 2641757 ELAC EL-derived activated carbon 1 2641749 ELAC electrocompacted and aligned collagen 1 2641756 ELAC Electronically Aligned Collagen 1 2641750 ELAC enrolled in the Latin American Cesarean Section Study 1 2641747 ELAC enzyme-linked antibody centrifuge 1 2641751 ELAC Expiratory large airway collapse 1 2641748 ELAC extensile lateral approach to the calcaneus 1