The primary health care concept was emphasized in which international declaration?

Correct option is B

The Alma-Ata Declaration (1978) highlighted "Health for All" through Primary Health Care as the key approach. It stressed universal accessibility, equity, community participation, and use of appropriate technology. This declaration became the foundation of modern community health strategies worldwide.
Explanation of options:
· (a) ✘ Ottawa Charter focused on health promotion strategies in 1986, not primary health care.
· (b) ✔ Correct. Alma-Ata was the turning point for global health care policy, defining PHC for the first time.
· (c) ✘ WHO Constitution (1948) recognized health as a basic human right, but it did not elaborate the PHC framework.
· (d) ✘ "Health for All by 2000" was a WHO goal inspired by Alma-Ata, but not the original declaration itself.