What do A pos and C pos mean?
The # column is the rank of each listed entry for International Journal of Antimicrobial Agents — rank 1 means this entry is where International Journal of Antimicrobial Agents has the most articles or citations. A pos and C pos show the reciprocal: the position of International Journal of Antimicrobial Agents within that entry's own ranked list, by articles and citations respectively. A low value means International Journal of Antimicrobial Agents is among the most prominent contributors for that entry.