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Distribution of cMRF terminals labeled by Phaseolus vulgaris leucoagglutinin (PhaL). The distribution of labeled terminals (stipple) and axons (lines) observed following a PhaL injection into the cMRF (A,B) is charted on a rostral to caudal series of sections through the midbrain (A–F), pons (A–G) and medulla (H–I).
