If you need Chiropractic care in Asia here are some chiropractors
I trust and recommend:

Vietnam:          Dr Wade Brackenbury
                                 American Chiropractic Clinic

Singapore:     Dr Tim Errington
                                Total Health Chiropractic
                      
Hong Kong:   Dr David Cosman
                                  Cosman Health Group

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For skin diagnostic and treatment I recommend Stamford Skin Centre in HCMC, Vietnam:
Stamford Skin Centre in HCMC, Vietnam, is a specialized dermatology clinic providing professional consultation, diagnostic, treatment, surgery and laser surgery for all skin problems including: skin cancer, dermatitis, psoriasis, allergy, melasma, acne, acne scars, wrinkles, aging skin...etc  We also provide specialized Sexual Transmitted Disease screening and treatment plus cosmetic skin services such as Botox, Restylane injections.
We are fully staff by Australian, American and Vietnamese specialists in Dermatology and Infectious disease.