Medicine — Deficiency Diseases

digraph Deficiency {
  rankdir=LR;
  node [shape=box, style=rounded];
  "Vitamin C" -> "Scurvy";
  "Vitamin D" -> "Rickets";
  "Vitamin A" -> "Night blindness";
  "Iron" -> "Anaemia";
  "Iodine" -> "Goitre";
  "Protein" -> "Kwashiorkor";
}