Figure 1From: Effect of a single acupuncture treatment on surgical wound healing in dogs: a randomized, single blinded, controlled pilot studyOedema of the wound in the two groups. Oedema of the wound in the treatment and control group 0, 3 and 7 days after surgery. 0 = no oedema, 1 = little oedema, 2 = medium-grade oedema, 3 = massive oedema. n = 17 per group.Back to article page