NA |
Avogadro constant or number; nalidixic acid; Narcotics Anonymous; network administrator; neuraminida... |
|---|---|
NACSAP |
National Alliance Concerned with School-Age Parents |
OA |
obstructive apnea; occipital artery; occipito-anterior; occiput anterior; octanoic acid; ocular albi... |
OAA |
Old Age Assistance; Older Americans Act; Opticians Association of America; oxaloacetic acid |
OAB |
ABO blood group; old age benefits |