What AP increase has an AP duration of 0.75?
CREATE TABLE "comparison_of_action_potentials_a_ps_fro" (
  "animal" text,
  "cell_type" text,
  "resting_potential_m_v" text,
  "ap_increase_m_v" text,
  "ap_duration_ms" text,
  "conduction_speed_m_s" text
);
SELECT "ap_increase_m_v" FROM "comparison_of_action_potentials_a_ps_fro" WHERE "ap_duration_ms"='0.75';