Figure 1.

Possible interventions eligible for the ideal network plot. 1. The filled circles represent different interventions. A: Scrapping therapy; B: Cupping therapy; C: Moxibustion with seed-sized moxa cone therapy; D: Sandwiched moxibustion therapy; E: Suspended moxibustion therapy; F: Wax therapy; G: Acupoint sticking therapy; H: Herbs soaking therapy; I: Cold compress with herbs therapy; J: Wet compress with herbs therapy; K: Herb ointment therapy; L: Herb fumigation therapy; M: Herb hot pressing therapy; N: Herb iontophoresis therapy; O: Acupoint injection therapy; P: Auricular point sticking therapy; Q: Acupoint massage therapy; R: Herb enema therapy; S: No treatment; T: Treatment as usual. 2. The lines between the circles represent that there exist some researches in the study of the difference between the intervention effect of different methods of intervention.